1641701040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{977203}}^1$

素因数の和:977226

約数の個数: 80

約数和(自身を含む): 5816318208

約数和(自身を除く): 4174617168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 977203, 1954406, 2931609, 3908812, 4886015, 5863218, 6840421, 7817624, 9772030, 11726436, 13680842, 14658045, 15635248, 19544060, 20521263, 23452872, 27361684, 29316090, 34202105, 39088120, 41042526, 46905744, 54723368, 58632180, 68404210, 78176240, 82085052, 102606315, 109446736, 117264360, 136808420, 164170104, 205212630, 234528720, 273616840, 328340208, 410425260, 547233680, 820850520, 1641701040]

約数ペア:

[(1, 1641701040), (2, 820850520), (3, 547233680), (4, 410425260), (5, 328340208), (6, 273616840), (7, 234528720), (8, 205212630), (10, 164170104), (12, 136808420), (14, 117264360), (15, 109446736), (16, 102606315), (20, 82085052), (21, 78176240), (24, 68404210), (28, 58632180), (30, 54723368), (35, 46905744), (40, 41042526), (42, 39088120), (48, 34202105), (56, 29316090), (60, 27361684), (70, 23452872), (80, 20521263), (84, 19544060), (105, 15635248), (112, 14658045), (120, 13680842), (140, 11726436), (168, 9772030), (210, 7817624), (240, 6840421), (280, 5863218), (336, 4886015), (420, 3908812), (560, 2931609), (840, 1954406), (1680, 977203)]