640982160

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1087}}^1$

素因数の和:1132

約数の個数: 400

約数和(自身を含む): 2742491136

約数和(自身を除く): 2101508976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 54, 56, 60, 63, 65, 70, 72, 78, 80, 81, 84, 90, 91, 104, 105, 108, 112, 117, 120, 126, 130, 135, 140, 144, 156, 162, 168, 180, 182, 189, 195, 208, 210, 216, 234, 240, 252, 260, 270, 273, 280, 312, 315, 324, 336, 351, 360, 364, 378, 390, 405, 420, 432, 455, 468, 504, 520, 540, 546, 560, 567, 585, 624, 630, 648, 702, 720, 728, 756, 780, 810, 819, 840, 910, 936, 945, 1008, 1040, 1053, 1080, 1087, 1092, 1134, 1170, 1260, 1296, 1365, 1404, 1456, 1512, 1560, 1620, 1638, 1680, 1755, 1820, 1872, 1890, 2106, 2160, 2174, 2184, 2268, 2340, 2457, 2520, 2730, 2808, 2835, 3024, 3120, 3240, 3261, 3276, 3510, 3640, 3780, 4095, 4212, 4348, 4368, 4536, 4680, 4914, 5040, 5265, 5435, 5460, 5616, 5670, 6480, 6522, 6552, 7020, 7280, 7371, 7560, 7609, 8190, 8424, 8696, 9072, 9360, 9783, 9828, 10530, 10870, 10920, 11340, 12285, 13044, 13104, 14040, 14131, 14742, 15120, 15218, 16305, 16380, 16848, 17392, 19566, 19656, 21060, 21740, 21840, 22680, 22827, 24570, 26088, 28080, 28262, 29349, 29484, 30436, 32610, 32760, 36855, 38045, 39132, 39312, 42120, 42393, 43480, 45360, 45654, 48915, 49140, 52176, 56524, 58698, 58968, 60872, 65220, 65520, 68481, 70655, 73710, 76090, 78264, 84240, 84786, 86960, 88047, 91308, 97830, 98280, 98917, 113048, 114135, 117396, 117936, 121744, 127179, 130440, 136962, 141310, 146745, 147420, 152180, 156528, 169572, 176094, 182616, 195660, 196560, 197834, 205443, 211965, 226096, 228270, 234792, 254358, 260880, 273924, 282620, 293490, 294840, 296751, 304360, 339144, 342405, 352188, 365232, 381537, 391320, 395668, 410886, 423930, 440235, 456540, 469584, 494585, 508716, 547848, 565240, 586980, 589680, 593502, 608720, 616329, 635895, 678288, 684810, 704376, 763074, 782640, 791336, 821772, 847860, 880470, 890253, 913080, 989170, 1017432, 1027215, 1095696, 1130480, 1144611, 1173960, 1187004, 1232658, 1271790, 1369620, 1408752, 1483755, 1526148, 1582672, 1643544, 1695720, 1760940, 1780506, 1826160, 1907685, 1978340, 2034864, 2054430, 2289222, 2347920, 2374008, 2465316, 2543580, 2670759, 2739240, 2967510, 3052296, 3081645, 3287088, 3391440, 3521880, 3561012, 3815370, 3956680, 4108860, 4451265, 4578444, 4748016, 4930632, 5087160, 5341518, 5478480, 5723055, 5935020, 6104592, 6163290, 7043760, 7122024, 7630740, 7913360, 8012277, 8217720, 8902530, 9156888, 9861264, 10174320, 10683036, 11446110, 11870040, 12326580, 13353795, 14244048, 15261480, 16024554, 16435440, 17805060, 18313776, 21366072, 22892220, 23740080, 24653160, 26707590, 30522960, 32049108, 35610120, 40061385, 42732144, 45784440, 49306320, 53415180, 64098216, 71220240, 80122770, 91568880, 106830360, 128196432, 160245540, 213660720, 320491080, 640982160]

約数ペア:

[(1, 640982160), (2, 320491080), (3, 213660720), (4, 160245540), (5, 128196432), (6, 106830360), (7, 91568880), (8, 80122770), (9, 71220240), (10, 64098216), (12, 53415180), (13, 49306320), (14, 45784440), (15, 42732144), (16, 40061385), (18, 35610120), (20, 32049108), (21, 30522960), (24, 26707590), (26, 24653160), (27, 23740080), (28, 22892220), (30, 21366072), (35, 18313776), (36, 17805060), (39, 16435440), (40, 16024554), (42, 15261480), (45, 14244048), (48, 13353795), (52, 12326580), (54, 11870040), (56, 11446110), (60, 10683036), (63, 10174320), (65, 9861264), (70, 9156888), (72, 8902530), (78, 8217720), (80, 8012277), (81, 7913360), (84, 7630740), (90, 7122024), (91, 7043760), (104, 6163290), (105, 6104592), (108, 5935020), (112, 5723055), (117, 5478480), (120, 5341518), (126, 5087160), (130, 4930632), (135, 4748016), (140, 4578444), (144, 4451265), (156, 4108860), (162, 3956680), (168, 3815370), (180, 3561012), (182, 3521880), (189, 3391440), (195, 3287088), (208, 3081645), (210, 3052296), (216, 2967510), (234, 2739240), (240, 2670759), (252, 2543580), (260, 2465316), (270, 2374008), (273, 2347920), (280, 2289222), (312, 2054430), (315, 2034864), (324, 1978340), (336, 1907685), (351, 1826160), (360, 1780506), (364, 1760940), (378, 1695720), (390, 1643544), (405, 1582672), (420, 1526148), (432, 1483755), (455, 1408752), (468, 1369620), (504, 1271790), (520, 1232658), (540, 1187004), (546, 1173960), (560, 1144611), (567, 1130480), (585, 1095696), (624, 1027215), (630, 1017432), (648, 989170), (702, 913080), (720, 890253), (728, 880470), (756, 847860), (780, 821772), (810, 791336), (819, 782640), (840, 763074), (910, 704376), (936, 684810), (945, 678288), (1008, 635895), (1040, 616329), (1053, 608720), (1080, 593502), (1087, 589680), (1092, 586980), (1134, 565240), (1170, 547848), (1260, 508716), (1296, 494585), (1365, 469584), (1404, 456540), (1456, 440235), (1512, 423930), (1560, 410886), (1620, 395668), (1638, 391320), (1680, 381537), (1755, 365232), (1820, 352188), (1872, 342405), (1890, 339144), (2106, 304360), (2160, 296751), (2174, 294840), (2184, 293490), (2268, 282620), (2340, 273924), (2457, 260880), (2520, 254358), (2730, 234792), (2808, 228270), (2835, 226096), (3024, 211965), (3120, 205443), (3240, 197834), (3261, 196560), (3276, 195660), (3510, 182616), (3640, 176094), (3780, 169572), (4095, 156528), (4212, 152180), (4348, 147420), (4368, 146745), (4536, 141310), (4680, 136962), (4914, 130440), (5040, 127179), (5265, 121744), (5435, 117936), (5460, 117396), (5616, 114135), (5670, 113048), (6480, 98917), (6522, 98280), (6552, 97830), (7020, 91308), (7280, 88047), (7371, 86960), (7560, 84786), (7609, 84240), (8190, 78264), (8424, 76090), (8696, 73710), (9072, 70655), (9360, 68481), (9783, 65520), (9828, 65220), (10530, 60872), (10870, 58968), (10920, 58698), (11340, 56524), (12285, 52176), (13044, 49140), (13104, 48915), (14040, 45654), (14131, 45360), (14742, 43480), (15120, 42393), (15218, 42120), (16305, 39312), (16380, 39132), (16848, 38045), (17392, 36855), (19566, 32760), (19656, 32610), (21060, 30436), (21740, 29484), (21840, 29349), (22680, 28262), (22827, 28080), (24570, 26088)]