72742215

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 152603136

約数和(自身を除く): 79860921

約数列:

[1, 3, 5, 7, 13, 15, 21, 23, 35, 39, 49, 65, 69, 91, 105, 115, 147, 161, 195, 245, 273, 299, 331, 345, 455, 483, 637, 735, 805, 897, 993, 1127, 1365, 1495, 1655, 1911, 2093, 2317, 2415, 3185, 3381, 4303, 4485, 4965, 5635, 6279, 6951, 7613, 9555, 10465, 11585, 12909, 14651, 16219, 16905, 21515, 22839, 30121, 31395, 34755, 38065, 43953, 48657, 53291, 64545, 73255, 81095, 90363, 98969, 114195, 150605, 159873, 210847, 219765, 243285, 266455, 296907, 373037, 451815, 494845, 632541, 692783, 799365, 1054235, 1119111, 1484535, 1865185, 2078349, 3162705, 3463915, 4849481, 5595555, 10391745, 14548443, 24247405, 72742215]

約数ペア:

[(1, 72742215), (3, 24247405), (5, 14548443), (7, 10391745), (13, 5595555), (15, 4849481), (21, 3463915), (23, 3162705), (35, 2078349), (39, 1865185), (49, 1484535), (65, 1119111), (69, 1054235), (91, 799365), (105, 692783), (115, 632541), (147, 494845), (161, 451815), (195, 373037), (245, 296907), (273, 266455), (299, 243285), (331, 219765), (345, 210847), (455, 159873), (483, 150605), (637, 114195), (735, 98969), (805, 90363), (897, 81095), (993, 73255), (1127, 64545), (1365, 53291), (1495, 48657), (1655, 43953), (1911, 38065), (2093, 34755), (2317, 31395), (2415, 30121), (3185, 22839), (3381, 21515), (4303, 16905), (4485, 16219), (4965, 14651), (5635, 12909), (6279, 11585), (6951, 10465), (7613, 9555)]