251191890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{313}}^1$

素因数の和:604

約数の個数: 96

約数和(自身を含む): 675685296

約数和(自身を除く): 424493406

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 241, 313, 333, 370, 482, 555, 626, 666, 723, 939, 1110, 1205, 1446, 1565, 1665, 1878, 2169, 2410, 2817, 3130, 3330, 3615, 4338, 4695, 5634, 7230, 8917, 9390, 10845, 11581, 14085, 17834, 21690, 23162, 26751, 28170, 34743, 44585, 53502, 57905, 69486, 75433, 80253, 89170, 104229, 115810, 133755, 150866, 160506, 173715, 208458, 226299, 267510, 347430, 377165, 401265, 452598, 521145, 678897, 754330, 802530, 1042290, 1131495, 1357794, 2262990, 2791021, 3394485, 5582042, 6788970, 8373063, 13955105, 16746126, 25119189, 27910210, 41865315, 50238378, 83730630, 125595945, 251191890]

約数ペア:

[(1, 251191890), (2, 125595945), (3, 83730630), (5, 50238378), (6, 41865315), (9, 27910210), (10, 25119189), (15, 16746126), (18, 13955105), (30, 8373063), (37, 6788970), (45, 5582042), (74, 3394485), (90, 2791021), (111, 2262990), (185, 1357794), (222, 1131495), (241, 1042290), (313, 802530), (333, 754330), (370, 678897), (482, 521145), (555, 452598), (626, 401265), (666, 377165), (723, 347430), (939, 267510), (1110, 226299), (1205, 208458), (1446, 173715), (1565, 160506), (1665, 150866), (1878, 133755), (2169, 115810), (2410, 104229), (2817, 89170), (3130, 80253), (3330, 75433), (3615, 69486), (4338, 57905), (4695, 53502), (5634, 44585), (7230, 34743), (8917, 28170), (9390, 26751), (10845, 23162), (11581, 21690), (14085, 17834)]