766493520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{245671}}^1$

素因数の和:245700

約数の個数: 80

約数和(自身を含む): 2558919552

約数和(自身を除く): 1792426032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 245671, 491342, 737013, 982684, 1228355, 1474026, 1965368, 2456710, 2948052, 3193723, 3685065, 3930736, 4913420, 5896104, 6387446, 7370130, 9581169, 9826840, 11792208, 12774892, 14740260, 15968615, 19162338, 19653680, 25549784, 29480520, 31937230, 38324676, 47905845, 51099568, 58961040, 63874460, 76649352, 95811690, 127748920, 153298704, 191623380, 255497840, 383246760, 766493520]

約数ペア:

[(1, 766493520), (2, 383246760), (3, 255497840), (4, 191623380), (5, 153298704), (6, 127748920), (8, 95811690), (10, 76649352), (12, 63874460), (13, 58961040), (15, 51099568), (16, 47905845), (20, 38324676), (24, 31937230), (26, 29480520), (30, 25549784), (39, 19653680), (40, 19162338), (48, 15968615), (52, 14740260), (60, 12774892), (65, 11792208), (78, 9826840), (80, 9581169), (104, 7370130), (120, 6387446), (130, 5896104), (156, 4913420), (195, 3930736), (208, 3685065), (240, 3193723), (260, 2948052), (312, 2456710), (390, 1965368), (520, 1474026), (624, 1228355), (780, 982684), (1040, 737013), (1560, 491342), (3120, 245671)]