72115920

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:415

約数の個数: 200

約数和(自身を含む): 259269120

約数和(自身を除く): 187153200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 108, 120, 124, 135, 144, 155, 162, 180, 186, 216, 240, 248, 270, 279, 310, 324, 359, 360, 372, 405, 432, 465, 496, 540, 558, 620, 648, 718, 720, 744, 810, 837, 930, 1077, 1080, 1116, 1240, 1296, 1395, 1436, 1488, 1620, 1674, 1795, 1860, 2154, 2160, 2232, 2480, 2511, 2790, 2872, 3231, 3240, 3348, 3590, 3720, 4185, 4308, 4464, 5022, 5385, 5580, 5744, 6462, 6480, 6696, 7180, 7440, 8370, 8616, 9693, 10044, 10770, 11129, 11160, 12555, 12924, 13392, 14360, 16155, 16740, 17232, 19386, 20088, 21540, 22258, 22320, 25110, 25848, 28720, 29079, 32310, 33387, 33480, 38772, 40176, 43080, 44516, 48465, 50220, 51696, 55645, 58158, 64620, 66774, 66960, 77544, 86160, 89032, 96930, 100161, 100440, 111290, 116316, 129240, 133548, 145395, 155088, 166935, 178064, 193860, 200322, 200880, 222580, 232632, 258480, 267096, 290790, 300483, 333870, 387720, 400644, 445160, 465264, 500805, 534192, 581580, 600966, 667740, 775440, 801288, 890320, 901449, 1001610, 1163160, 1201932, 1335480, 1502415, 1602576, 1802898, 2003220, 2326320, 2403864, 2670960, 3004830, 3605796, 4006440, 4507245, 4807728, 6009660, 7211592, 8012880, 9014490, 12019320, 14423184, 18028980, 24038640, 36057960, 72115920]

約数ペア:

[(1, 72115920), (2, 36057960), (3, 24038640), (4, 18028980), (5, 14423184), (6, 12019320), (8, 9014490), (9, 8012880), (10, 7211592), (12, 6009660), (15, 4807728), (16, 4507245), (18, 4006440), (20, 3605796), (24, 3004830), (27, 2670960), (30, 2403864), (31, 2326320), (36, 2003220), (40, 1802898), (45, 1602576), (48, 1502415), (54, 1335480), (60, 1201932), (62, 1163160), (72, 1001610), (80, 901449), (81, 890320), (90, 801288), (93, 775440), (108, 667740), (120, 600966), (124, 581580), (135, 534192), (144, 500805), (155, 465264), (162, 445160), (180, 400644), (186, 387720), (216, 333870), (240, 300483), (248, 290790), (270, 267096), (279, 258480), (310, 232632), (324, 222580), (359, 200880), (360, 200322), (372, 193860), (405, 178064), (432, 166935), (465, 155088), (496, 145395), (540, 133548), (558, 129240), (620, 116316), (648, 111290), (718, 100440), (720, 100161), (744, 96930), (810, 89032), (837, 86160), (930, 77544), (1077, 66960), (1080, 66774), (1116, 64620), (1240, 58158), (1296, 55645), (1395, 51696), (1436, 50220), (1488, 48465), (1620, 44516), (1674, 43080), (1795, 40176), (1860, 38772), (2154, 33480), (2160, 33387), (2232, 32310), (2480, 29079), (2511, 28720), (2790, 25848), (2872, 25110), (3231, 22320), (3240, 22258), (3348, 21540), (3590, 20088), (3720, 19386), (4185, 17232), (4308, 16740), (4464, 16155), (5022, 14360), (5385, 13392), (5580, 12924), (5744, 12555), (6462, 11160), (6480, 11129), (6696, 10770), (7180, 10044), (7440, 9693), (8370, 8616)]