248951640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2719}}^1$

素因数の和:2849

約数の個数: 128

約数和(自身を含む): 861696000

約数和(自身を除く): 612744360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 109, 120, 140, 168, 210, 218, 280, 327, 420, 436, 545, 654, 763, 840, 872, 1090, 1308, 1526, 1635, 2180, 2289, 2616, 2719, 3052, 3270, 3815, 4360, 4578, 5438, 6104, 6540, 7630, 8157, 9156, 10876, 11445, 13080, 13595, 15260, 16314, 18312, 19033, 21752, 22890, 27190, 30520, 32628, 38066, 40785, 45780, 54380, 57099, 65256, 76132, 81570, 91560, 95165, 108760, 114198, 152264, 163140, 190330, 228396, 285495, 296371, 326280, 380660, 456792, 570990, 592742, 761320, 889113, 1141980, 1185484, 1481855, 1778226, 2074597, 2283960, 2370968, 2963710, 3556452, 4149194, 4445565, 5927420, 6223791, 7112904, 8298388, 8891130, 10372985, 11854840, 12447582, 16596776, 17782260, 20745970, 24895164, 31118955, 35564520, 41491940, 49790328, 62237910, 82983880, 124475820, 248951640]

約数ペア:

[(1, 248951640), (2, 124475820), (3, 82983880), (4, 62237910), (5, 49790328), (6, 41491940), (7, 35564520), (8, 31118955), (10, 24895164), (12, 20745970), (14, 17782260), (15, 16596776), (20, 12447582), (21, 11854840), (24, 10372985), (28, 8891130), (30, 8298388), (35, 7112904), (40, 6223791), (42, 5927420), (56, 4445565), (60, 4149194), (70, 3556452), (84, 2963710), (105, 2370968), (109, 2283960), (120, 2074597), (140, 1778226), (168, 1481855), (210, 1185484), (218, 1141980), (280, 889113), (327, 761320), (420, 592742), (436, 570990), (545, 456792), (654, 380660), (763, 326280), (840, 296371), (872, 285495), (1090, 228396), (1308, 190330), (1526, 163140), (1635, 152264), (2180, 114198), (2289, 108760), (2616, 95165), (2719, 91560), (3052, 81570), (3270, 76132), (3815, 65256), (4360, 57099), (4578, 54380), (5438, 45780), (6104, 40785), (6540, 38066), (7630, 32628), (8157, 30520), (9156, 27190), (10876, 22890), (11445, 21752), (13080, 19033), (13595, 18312), (15260, 16314)]