77178420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 240

約数和(自身を含む): 272232576

約数和(自身を除く): 195054156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 61, 66, 71, 81, 90, 99, 108, 110, 122, 132, 135, 142, 162, 165, 180, 183, 198, 213, 220, 244, 270, 284, 297, 305, 324, 330, 355, 366, 396, 405, 426, 495, 540, 549, 594, 610, 639, 660, 671, 710, 732, 781, 810, 852, 891, 915, 990, 1065, 1098, 1188, 1220, 1278, 1342, 1420, 1485, 1562, 1620, 1647, 1782, 1830, 1917, 1980, 2013, 2130, 2196, 2343, 2556, 2684, 2745, 2970, 3124, 3195, 3294, 3355, 3564, 3660, 3834, 3905, 4026, 4260, 4331, 4455, 4686, 4941, 5490, 5751, 5940, 6039, 6390, 6588, 6710, 7029, 7668, 7810, 8052, 8235, 8662, 8910, 9372, 9585, 9882, 10065, 10980, 11502, 11715, 12078, 12780, 12993, 13420, 14058, 15620, 16470, 17324, 17820, 18117, 19170, 19764, 20130, 21087, 21655, 23004, 23430, 24156, 24705, 25986, 28116, 28755, 30195, 32940, 35145, 36234, 38340, 38979, 40260, 42174, 43310, 46860, 47641, 49410, 51972, 54351, 57510, 60390, 63261, 64965, 70290, 72468, 77958, 84348, 86620, 90585, 95282, 98820, 105435, 108702, 115020, 116937, 120780, 126522, 129930, 140580, 142923, 155916, 181170, 190564, 194895, 210870, 217404, 233874, 238205, 253044, 259860, 271755, 285846, 316305, 350811, 362340, 389790, 421740, 428769, 467748, 476410, 543510, 571692, 584685, 632610, 701622, 714615, 779580, 857538, 952820, 1087020, 1169370, 1265220, 1286307, 1403244, 1429230, 1715076, 1754055, 2143845, 2338740, 2572614, 2858460, 3508110, 3858921, 4287690, 5145228, 6431535, 7016220, 7717842, 8575380, 12863070, 15435684, 19294605, 25726140, 38589210, 77178420]

約数ペア:

[(1, 77178420), (2, 38589210), (3, 25726140), (4, 19294605), (5, 15435684), (6, 12863070), (9, 8575380), (10, 7717842), (11, 7016220), (12, 6431535), (15, 5145228), (18, 4287690), (20, 3858921), (22, 3508110), (27, 2858460), (30, 2572614), (33, 2338740), (36, 2143845), (44, 1754055), (45, 1715076), (54, 1429230), (55, 1403244), (60, 1286307), (61, 1265220), (66, 1169370), (71, 1087020), (81, 952820), (90, 857538), (99, 779580), (108, 714615), (110, 701622), (122, 632610), (132, 584685), (135, 571692), (142, 543510), (162, 476410), (165, 467748), (180, 428769), (183, 421740), (198, 389790), (213, 362340), (220, 350811), (244, 316305), (270, 285846), (284, 271755), (297, 259860), (305, 253044), (324, 238205), (330, 233874), (355, 217404), (366, 210870), (396, 194895), (405, 190564), (426, 181170), (495, 155916), (540, 142923), (549, 140580), (594, 129930), (610, 126522), (639, 120780), (660, 116937), (671, 115020), (710, 108702), (732, 105435), (781, 98820), (810, 95282), (852, 90585), (891, 86620), (915, 84348), (990, 77958), (1065, 72468), (1098, 70290), (1188, 64965), (1220, 63261), (1278, 60390), (1342, 57510), (1420, 54351), (1485, 51972), (1562, 49410), (1620, 47641), (1647, 46860), (1782, 43310), (1830, 42174), (1917, 40260), (1980, 38979), (2013, 38340), (2130, 36234), (2196, 35145), (2343, 32940), (2556, 30195), (2684, 28755), (2745, 28116), (2970, 25986), (3124, 24705), (3195, 24156), (3294, 23430), (3355, 23004), (3564, 21655), (3660, 21087), (3834, 20130), (3905, 19764), (4026, 19170), (4260, 18117), (4331, 17820), (4455, 17324), (4686, 16470), (4941, 15620), (5490, 14058), (5751, 13420), (5940, 12993), (6039, 12780), (6390, 12078), (6588, 11715), (6710, 11502), (7029, 10980), (7668, 10065), (7810, 9882), (8052, 9585), (8235, 9372), (8662, 8910)]