261920484

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{4013}}^1$

素因数の和:4074

約数の個数: 108

約数和(自身を含む): 791183484

約数和(自身を除く): 529263000

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 49, 63, 74, 84, 98, 111, 126, 147, 148, 196, 222, 252, 259, 294, 333, 441, 444, 518, 588, 666, 777, 882, 1036, 1332, 1554, 1764, 1813, 2331, 3108, 3626, 4013, 4662, 5439, 7252, 8026, 9324, 10878, 12039, 16052, 16317, 21756, 24078, 28091, 32634, 36117, 48156, 56182, 65268, 72234, 84273, 112364, 144468, 148481, 168546, 196637, 252819, 296962, 337092, 393274, 445443, 505638, 589911, 593924, 786548, 890886, 1011276, 1039367, 1179822, 1336329, 1769733, 1781772, 2078734, 2359644, 2672658, 3118101, 3539466, 4157468, 5345316, 6236202, 7078932, 7275569, 9354303, 12472404, 14551138, 18708606, 21826707, 29102276, 37417212, 43653414, 65480121, 87306828, 130960242, 261920484]

約数ペア:

[(1, 261920484), (2, 130960242), (3, 87306828), (4, 65480121), (6, 43653414), (7, 37417212), (9, 29102276), (12, 21826707), (14, 18708606), (18, 14551138), (21, 12472404), (28, 9354303), (36, 7275569), (37, 7078932), (42, 6236202), (49, 5345316), (63, 4157468), (74, 3539466), (84, 3118101), (98, 2672658), (111, 2359644), (126, 2078734), (147, 1781772), (148, 1769733), (196, 1336329), (222, 1179822), (252, 1039367), (259, 1011276), (294, 890886), (333, 786548), (441, 593924), (444, 589911), (518, 505638), (588, 445443), (666, 393274), (777, 337092), (882, 296962), (1036, 252819), (1332, 196637), (1554, 168546), (1764, 148481), (1813, 144468), (2331, 112364), (3108, 84273), (3626, 72234), (4013, 65268), (4662, 56182), (5439, 48156), (7252, 36117), (8026, 32634), (9324, 28091), (10878, 24078), (12039, 21756), (16052, 16317)]