254546640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1013}}^1$

素因数の和:1381

約数の個数: 120

約数和(自身を含む): 858148200

約数和(自身を除く): 603601560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 349, 360, 698, 720, 1013, 1047, 1396, 1745, 2026, 2094, 2792, 3039, 3141, 3490, 4052, 4188, 5065, 5235, 5584, 6078, 6282, 6980, 8104, 8376, 9117, 10130, 10470, 12156, 12564, 13960, 15195, 15705, 16208, 16752, 18234, 20260, 20940, 24312, 25128, 27920, 30390, 31410, 36468, 40520, 41880, 45585, 48624, 50256, 60780, 62820, 72936, 81040, 83760, 91170, 121560, 125640, 145872, 182340, 243120, 251280, 353537, 364680, 707074, 729360, 1060611, 1414148, 1767685, 2121222, 2828296, 3181833, 3535370, 4242444, 5303055, 5656592, 6363666, 7070740, 8484888, 10606110, 12727332, 14141480, 15909165, 16969776, 21212220, 25454664, 28282960, 31818330, 42424440, 50909328, 63636660, 84848880, 127273320, 254546640]

約数ペア:

[(1, 254546640), (2, 127273320), (3, 84848880), (4, 63636660), (5, 50909328), (6, 42424440), (8, 31818330), (9, 28282960), (10, 25454664), (12, 21212220), (15, 16969776), (16, 15909165), (18, 14141480), (20, 12727332), (24, 10606110), (30, 8484888), (36, 7070740), (40, 6363666), (45, 5656592), (48, 5303055), (60, 4242444), (72, 3535370), (80, 3181833), (90, 2828296), (120, 2121222), (144, 1767685), (180, 1414148), (240, 1060611), (349, 729360), (360, 707074), (698, 364680), (720, 353537), (1013, 251280), (1047, 243120), (1396, 182340), (1745, 145872), (2026, 125640), (2094, 121560), (2792, 91170), (3039, 83760), (3141, 81040), (3490, 72936), (4052, 62820), (4188, 60780), (5065, 50256), (5235, 48624), (5584, 45585), (6078, 41880), (6282, 40520), (6980, 36468), (8104, 31410), (8376, 30390), (9117, 27920), (10130, 25128), (10470, 24312), (12156, 20940), (12564, 20260), (13960, 18234), (15195, 16752), (15705, 16208)]