490953996

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{55213}}^1$

素因数の和:55255

約数の個数: 72

約数和(自身を含む): 1406852720

約数和(自身を除く): 915898724

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2964, 4446, 8892, 55213, 110426, 165639, 220852, 331278, 496917, 662556, 717769, 993834, 1049047, 1435538, 1987668, 2098094, 2153307, 2871076, 3147141, 4196188, 4306614, 6294282, 6459921, 8613228, 9441423, 12588564, 12919842, 13637611, 18882846, 25839684, 27275222, 37765692, 40912833, 54550444, 81825666, 122738499, 163651332, 245476998, 490953996]

約数ペア:

[(1, 490953996), (2, 245476998), (3, 163651332), (4, 122738499), (6, 81825666), (9, 54550444), (12, 40912833), (13, 37765692), (18, 27275222), (19, 25839684), (26, 18882846), (36, 13637611), (38, 12919842), (39, 12588564), (52, 9441423), (57, 8613228), (76, 6459921), (78, 6294282), (114, 4306614), (117, 4196188), (156, 3147141), (171, 2871076), (228, 2153307), (234, 2098094), (247, 1987668), (342, 1435538), (468, 1049047), (494, 993834), (684, 717769), (741, 662556), (988, 496917), (1482, 331278), (2223, 220852), (2964, 165639), (4446, 110426), (8892, 55213)]