31461300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2689}}^1$

素因数の和:2722

約数の個数: 108

約数和(自身を含む): 106238860

約数和(自身を除く): 74777560

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 130, 150, 156, 180, 195, 225, 234, 260, 300, 325, 390, 450, 468, 585, 650, 780, 900, 975, 1170, 1300, 1950, 2340, 2689, 2925, 3900, 5378, 5850, 8067, 10756, 11700, 13445, 16134, 24201, 26890, 32268, 34957, 40335, 48402, 53780, 67225, 69914, 80670, 96804, 104871, 121005, 134450, 139828, 161340, 174785, 201675, 209742, 242010, 268900, 314613, 349570, 403350, 419484, 484020, 524355, 605025, 629226, 699140, 806700, 873925, 1048710, 1210050, 1258452, 1573065, 1747850, 2097420, 2420100, 2621775, 3146130, 3495700, 5243550, 6292260, 7865325, 10487100, 15730650, 31461300]

約数ペア:

[(1, 31461300), (2, 15730650), (3, 10487100), (4, 7865325), (5, 6292260), (6, 5243550), (9, 3495700), (10, 3146130), (12, 2621775), (13, 2420100), (15, 2097420), (18, 1747850), (20, 1573065), (25, 1258452), (26, 1210050), (30, 1048710), (36, 873925), (39, 806700), (45, 699140), (50, 629226), (52, 605025), (60, 524355), (65, 484020), (75, 419484), (78, 403350), (90, 349570), (100, 314613), (117, 268900), (130, 242010), (150, 209742), (156, 201675), (180, 174785), (195, 161340), (225, 139828), (234, 134450), (260, 121005), (300, 104871), (325, 96804), (390, 80670), (450, 69914), (468, 67225), (585, 53780), (650, 48402), (780, 40335), (900, 34957), (975, 32268), (1170, 26890), (1300, 24201), (1950, 16134), (2340, 13445), (2689, 11700), (2925, 10756), (3900, 8067), (5378, 5850)]