7263880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 17967600

約数和(自身を除く): 10703720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 229, 244, 260, 305, 458, 488, 520, 610, 793, 916, 1145, 1220, 1586, 1832, 2290, 2440, 2977, 3172, 3965, 4580, 5954, 6344, 7930, 9160, 11908, 13969, 14885, 15860, 23816, 27938, 29770, 31720, 55876, 59540, 69845, 111752, 119080, 139690, 181597, 279380, 363194, 558760, 726388, 907985, 1452776, 1815970, 3631940, 7263880]

約数ペア:

[(1, 7263880), (2, 3631940), (4, 1815970), (5, 1452776), (8, 907985), (10, 726388), (13, 558760), (20, 363194), (26, 279380), (40, 181597), (52, 139690), (61, 119080), (65, 111752), (104, 69845), (122, 59540), (130, 55876), (229, 31720), (244, 29770), (260, 27938), (305, 23816), (458, 15860), (488, 14885), (520, 13969), (610, 11908), (793, 9160), (916, 7930), (1145, 6344), (1220, 5954), (1586, 4580), (1832, 3965), (2290, 3172), (2440, 2977)]