311425380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:144

約数の個数: 432

約数和(自身を含む): 1218986496

約数和(自身を除く): 907561116

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 31, 34, 35, 36, 42, 45, 49, 51, 60, 62, 63, 67, 68, 70, 84, 85, 90, 93, 98, 102, 105, 119, 124, 126, 134, 140, 147, 153, 155, 170, 180, 186, 196, 201, 204, 210, 217, 238, 245, 252, 255, 268, 279, 294, 306, 310, 315, 335, 340, 357, 372, 402, 420, 434, 441, 465, 469, 476, 490, 510, 527, 558, 588, 595, 603, 612, 620, 630, 651, 670, 714, 735, 765, 804, 833, 868, 882, 930, 938, 980, 1005, 1020, 1054, 1071, 1085, 1116, 1139, 1190, 1206, 1260, 1302, 1340, 1395, 1407, 1428, 1470, 1519, 1530, 1581, 1666, 1764, 1785, 1860, 1876, 1953, 2010, 2077, 2108, 2142, 2170, 2205, 2278, 2345, 2380, 2412, 2499, 2604, 2635, 2790, 2814, 2940, 3015, 3038, 3060, 3162, 3255, 3283, 3332, 3417, 3570, 3689, 3906, 4020, 4154, 4165, 4221, 4284, 4340, 4410, 4556, 4557, 4690, 4743, 4998, 5270, 5355, 5580, 5628, 5695, 6030, 6076, 6231, 6324, 6510, 6566, 6834, 7035, 7140, 7378, 7497, 7595, 7812, 7905, 7973, 8308, 8330, 8442, 8820, 9114, 9380, 9486, 9765, 9849, 9996, 10251, 10385, 10540, 10710, 11067, 11390, 12060, 12462, 12495, 13020, 13132, 13668, 13671, 14070, 14539, 14756, 14994, 15190, 15810, 15946, 16415, 16660, 16884, 17085, 18228, 18445, 18693, 18972, 19530, 19698, 20502, 20770, 21105, 21420, 22134, 22780, 22785, 23715, 23919, 24924, 24990, 25823, 27342, 28140, 29078, 29547, 29988, 30380, 31155, 31620, 31892, 32830, 33201, 34170, 35309, 36890, 37386, 37485, 39060, 39396, 39865, 41004, 41540, 42210, 43617, 44268, 45570, 47430, 47838, 49245, 49980, 51255, 51646, 54684, 55335, 55811, 58156, 59094, 62310, 65660, 66402, 68340, 68355, 70618, 71757, 72695, 73780, 74772, 74970, 77469, 79730, 84420, 87234, 91140, 93465, 94860, 95676, 98490, 101773, 102510, 103292, 105927, 110670, 111622, 118188, 119595, 124620, 129115, 130851, 132804, 136710, 141236, 143514, 145390, 147735, 149940, 154938, 159460, 166005, 167433, 174468, 176545, 186930, 196980, 203546, 205020, 211854, 218085, 221340, 223244, 232407, 239190, 247163, 258230, 261702, 273420, 279055, 287028, 290780, 295470, 305319, 309876, 317781, 332010, 334866, 353090, 358785, 373860, 387345, 407092, 423708, 436170, 464814, 478380, 494326, 502299, 508865, 516460, 523404, 529635, 558110, 590940, 610638, 635562, 654255, 664020, 669732, 706180, 717570, 741489, 774690, 837165, 872340, 915957, 929628, 988652, 1004598, 1017730, 1059270, 1116220, 1162035, 1221276, 1235815, 1271124, 1308510, 1435140, 1482978, 1526595, 1549380, 1588905, 1674330, 1730141, 1831914, 2009196, 2035460, 2118540, 2224467, 2324070, 2471630, 2511495, 2617020, 2965956, 3053190, 3177810, 3348660, 3460282, 3663828, 3707445, 4448934, 4579785, 4648140, 4943260, 5022990, 5190423, 6106380, 6355620, 6920564, 7414890, 8650705, 8897868, 9159570, 10045980, 10380846, 11122335, 14829780, 15571269, 17301410, 18319140, 20761692, 22244670, 25952115, 31142538, 34602820, 44489340, 51904230, 62285076, 77856345, 103808460, 155712690, 311425380]

約数ペア:

[(1, 311425380), (2, 155712690), (3, 103808460), (4, 77856345), (5, 62285076), (6, 51904230), (7, 44489340), (9, 34602820), (10, 31142538), (12, 25952115), (14, 22244670), (15, 20761692), (17, 18319140), (18, 17301410), (20, 15571269), (21, 14829780), (28, 11122335), (30, 10380846), (31, 10045980), (34, 9159570), (35, 8897868), (36, 8650705), (42, 7414890), (45, 6920564), (49, 6355620), (51, 6106380), (60, 5190423), (62, 5022990), (63, 4943260), (67, 4648140), (68, 4579785), (70, 4448934), (84, 3707445), (85, 3663828), (90, 3460282), (93, 3348660), (98, 3177810), (102, 3053190), (105, 2965956), (119, 2617020), (124, 2511495), (126, 2471630), (134, 2324070), (140, 2224467), (147, 2118540), (153, 2035460), (155, 2009196), (170, 1831914), (180, 1730141), (186, 1674330), (196, 1588905), (201, 1549380), (204, 1526595), (210, 1482978), (217, 1435140), (238, 1308510), (245, 1271124), (252, 1235815), (255, 1221276), (268, 1162035), (279, 1116220), (294, 1059270), (306, 1017730), (310, 1004598), (315, 988652), (335, 929628), (340, 915957), (357, 872340), (372, 837165), (402, 774690), (420, 741489), (434, 717570), (441, 706180), (465, 669732), (469, 664020), (476, 654255), (490, 635562), (510, 610638), (527, 590940), (558, 558110), (588, 529635), (595, 523404), (603, 516460), (612, 508865), (620, 502299), (630, 494326), (651, 478380), (670, 464814), (714, 436170), (735, 423708), (765, 407092), (804, 387345), (833, 373860), (868, 358785), (882, 353090), (930, 334866), (938, 332010), (980, 317781), (1005, 309876), (1020, 305319), (1054, 295470), (1071, 290780), (1085, 287028), (1116, 279055), (1139, 273420), (1190, 261702), (1206, 258230), (1260, 247163), (1302, 239190), (1340, 232407), (1395, 223244), (1407, 221340), (1428, 218085), (1470, 211854), (1519, 205020), (1530, 203546), (1581, 196980), (1666, 186930), (1764, 176545), (1785, 174468), (1860, 167433), (1876, 166005), (1953, 159460), (2010, 154938), (2077, 149940), (2108, 147735), (2142, 145390), (2170, 143514), (2205, 141236), (2278, 136710), (2345, 132804), (2380, 130851), (2412, 129115), (2499, 124620), (2604, 119595), (2635, 118188), (2790, 111622), (2814, 110670), (2940, 105927), (3015, 103292), (3038, 102510), (3060, 101773), (3162, 98490), (3255, 95676), (3283, 94860), (3332, 93465), (3417, 91140), (3570, 87234), (3689, 84420), (3906, 79730), (4020, 77469), (4154, 74970), (4165, 74772), (4221, 73780), (4284, 72695), (4340, 71757), (4410, 70618), (4556, 68355), (4557, 68340), (4690, 66402), (4743, 65660), (4998, 62310), (5270, 59094), (5355, 58156), (5580, 55811), (5628, 55335), (5695, 54684), (6030, 51646), (6076, 51255), (6231, 49980), (6324, 49245), (6510, 47838), (6566, 47430), (6834, 45570), (7035, 44268), (7140, 43617), (7378, 42210), (7497, 41540), (7595, 41004), (7812, 39865), (7905, 39396), (7973, 39060), (8308, 37485), (8330, 37386), (8442, 36890), (8820, 35309), (9114, 34170), (9380, 33201), (9486, 32830), (9765, 31892), (9849, 31620), (9996, 31155), (10251, 30380), (10385, 29988), (10540, 29547), (10710, 29078), (11067, 28140), (11390, 27342), (12060, 25823), (12462, 24990), (12495, 24924), (13020, 23919), (13132, 23715), (13668, 22785), (13671, 22780), (14070, 22134), (14539, 21420), (14756, 21105), (14994, 20770), (15190, 20502), (15810, 19698), (15946, 19530), (16415, 18972), (16660, 18693), (16884, 18445), (17085, 18228)]