31811010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:368

約数の個数: 128

約数和(自身を含む): 97542144

約数和(自身を除く): 65731134

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 47, 55, 66, 70, 77, 94, 105, 110, 141, 154, 165, 210, 231, 235, 282, 293, 329, 330, 385, 462, 470, 517, 586, 658, 705, 770, 879, 987, 1034, 1155, 1410, 1465, 1551, 1645, 1758, 1974, 2051, 2310, 2585, 2930, 3102, 3223, 3290, 3619, 4102, 4395, 4935, 5170, 6153, 6446, 7238, 7755, 8790, 9669, 9870, 10255, 10857, 12306, 13771, 15510, 16115, 18095, 19338, 20510, 21714, 22561, 27542, 30765, 32230, 36190, 41313, 45122, 48345, 54285, 61530, 67683, 68855, 82626, 96397, 96690, 108570, 112805, 135366, 137710, 151481, 192794, 206565, 225610, 289191, 302962, 338415, 413130, 454443, 481985, 578382, 676830, 757405, 908886, 963970, 1060367, 1445955, 1514810, 2120734, 2272215, 2891910, 3181101, 4544430, 5301835, 6362202, 10603670, 15905505, 31811010]

約数ペア:

[(1, 31811010), (2, 15905505), (3, 10603670), (5, 6362202), (6, 5301835), (7, 4544430), (10, 3181101), (11, 2891910), (14, 2272215), (15, 2120734), (21, 1514810), (22, 1445955), (30, 1060367), (33, 963970), (35, 908886), (42, 757405), (47, 676830), (55, 578382), (66, 481985), (70, 454443), (77, 413130), (94, 338415), (105, 302962), (110, 289191), (141, 225610), (154, 206565), (165, 192794), (210, 151481), (231, 137710), (235, 135366), (282, 112805), (293, 108570), (329, 96690), (330, 96397), (385, 82626), (462, 68855), (470, 67683), (517, 61530), (586, 54285), (658, 48345), (705, 45122), (770, 41313), (879, 36190), (987, 32230), (1034, 30765), (1155, 27542), (1410, 22561), (1465, 21714), (1551, 20510), (1645, 19338), (1758, 18095), (1974, 16115), (2051, 15510), (2310, 13771), (2585, 12306), (2930, 10857), (3102, 10255), (3223, 9870), (3290, 9669), (3619, 8790), (4102, 7755), (4395, 7238), (4935, 6446), (5170, 6153)]