201990480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1511}}^1$

素因数の和:2084

約数の個数: 80

約数和(自身を含む): 627709824

約数和(自身を除く): 425719344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 557, 1114, 1511, 1671, 2228, 2785, 3022, 3342, 4456, 4533, 5570, 6044, 6684, 7555, 8355, 8912, 9066, 11140, 12088, 13368, 15110, 16710, 18132, 22280, 22665, 24176, 26736, 30220, 33420, 36264, 44560, 45330, 60440, 66840, 72528, 90660, 120880, 133680, 181320, 362640, 841627, 1683254, 2524881, 3366508, 4208135, 5049762, 6733016, 8416270, 10099524, 12624405, 13466032, 16832540, 20199048, 25248810, 33665080, 40398096, 50497620, 67330160, 100995240, 201990480]

約数ペア:

[(1, 201990480), (2, 100995240), (3, 67330160), (4, 50497620), (5, 40398096), (6, 33665080), (8, 25248810), (10, 20199048), (12, 16832540), (15, 13466032), (16, 12624405), (20, 10099524), (24, 8416270), (30, 6733016), (40, 5049762), (48, 4208135), (60, 3366508), (80, 2524881), (120, 1683254), (240, 841627), (557, 362640), (1114, 181320), (1511, 133680), (1671, 120880), (2228, 90660), (2785, 72528), (3022, 66840), (3342, 60440), (4456, 45330), (4533, 44560), (5570, 36264), (6044, 33420), (6684, 30220), (7555, 26736), (8355, 24176), (8912, 22665), (9066, 22280), (11140, 18132), (12088, 16710), (13368, 15110)]