249940530

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{643}}^1$

素因数の和:1280

約数の個数: 96

約数和(自身を含む): 745041024

約数和(自身を除く): 495100494

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 617, 630, 643, 1234, 1286, 1851, 1929, 3085, 3215, 3702, 3858, 4319, 4501, 5553, 5787, 6170, 6430, 8638, 9002, 9255, 9645, 11106, 11574, 12957, 13503, 18510, 19290, 21595, 22505, 25914, 27006, 27765, 28935, 38871, 40509, 43190, 45010, 55530, 57870, 64785, 67515, 77742, 81018, 129570, 135030, 194355, 202545, 388710, 396731, 405090, 793462, 1190193, 1983655, 2380386, 2777117, 3570579, 3967310, 5554234, 5950965, 7141158, 8331351, 11901930, 13885585, 16662702, 17852895, 24994053, 27771170, 35705790, 41656755, 49988106, 83313510, 124970265, 249940530]

約数ペア:

[(1, 249940530), (2, 124970265), (3, 83313510), (5, 49988106), (6, 41656755), (7, 35705790), (9, 27771170), (10, 24994053), (14, 17852895), (15, 16662702), (18, 13885585), (21, 11901930), (30, 8331351), (35, 7141158), (42, 5950965), (45, 5554234), (63, 3967310), (70, 3570579), (90, 2777117), (105, 2380386), (126, 1983655), (210, 1190193), (315, 793462), (617, 405090), (630, 396731), (643, 388710), (1234, 202545), (1286, 194355), (1851, 135030), (1929, 129570), (3085, 81018), (3215, 77742), (3702, 67515), (3858, 64785), (4319, 57870), (4501, 55530), (5553, 45010), (5787, 43190), (6170, 40509), (6430, 38871), (8638, 28935), (9002, 27765), (9255, 27006), (9645, 25914), (11106, 22505), (11574, 21595), (12957, 19290), (13503, 18510)]