1267280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:124

約数の個数: 80

約数和(自身を含む): 3523584

約数和(自身を除く): 2256304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 73, 80, 112, 124, 140, 146, 155, 217, 248, 280, 292, 310, 365, 434, 496, 511, 560, 584, 620, 730, 868, 1022, 1085, 1168, 1240, 1460, 1736, 2044, 2170, 2263, 2480, 2555, 2920, 3472, 4088, 4340, 4526, 5110, 5840, 8176, 8680, 9052, 10220, 11315, 15841, 17360, 18104, 20440, 22630, 31682, 36208, 40880, 45260, 63364, 79205, 90520, 126728, 158410, 181040, 253456, 316820, 633640, 1267280]

約数ペア:

[(1, 1267280), (2, 633640), (4, 316820), (5, 253456), (7, 181040), (8, 158410), (10, 126728), (14, 90520), (16, 79205), (20, 63364), (28, 45260), (31, 40880), (35, 36208), (40, 31682), (56, 22630), (62, 20440), (70, 18104), (73, 17360), (80, 15841), (112, 11315), (124, 10220), (140, 9052), (146, 8680), (155, 8176), (217, 5840), (248, 5110), (280, 4526), (292, 4340), (310, 4088), (365, 3472), (434, 2920), (496, 2555), (511, 2480), (560, 2263), (584, 2170), (620, 2044), (730, 1736), (868, 1460), (1022, 1240), (1085, 1168)]