657293520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{210671}}^1$

素因数の和:210700

約数の個数: 80

約数和(自身を含む): 2194359552

約数和(自身を除く): 1537066032

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, 210671, 421342, 632013, 842684, 1053355, 1264026, 1685368, 2106710, 2528052, 2738723, 3160065, 3370736, 4213420, 5056104, 5477446, 6320130, 8216169, 8426840, 10112208, 10954892, 12640260, 13693615, 16432338, 16853680, 21909784, 25280520, 27387230, 32864676, 41080845, 43819568, 50561040, 54774460, 65729352, 82161690, 109548920, 131458704, 164323380, 219097840, 328646760, 657293520]

約数ペア:

[(1, 657293520), (2, 328646760), (3, 219097840), (4, 164323380), (5, 131458704), (6, 109548920), (8, 82161690), (10, 65729352), (12, 54774460), (13, 50561040), (15, 43819568), (16, 41080845), (20, 32864676), (24, 27387230), (26, 25280520), (30, 21909784), (39, 16853680), (40, 16432338), (48, 13693615), (52, 12640260), (60, 10954892), (65, 10112208), (78, 8426840), (80, 8216169), (104, 6320130), (120, 5477446), (130, 5056104), (156, 4213420), (195, 3370736), (208, 3160065), (240, 2738723), (260, 2528052), (312, 2106710), (390, 1685368), (520, 1264026), (624, 1053355), (780, 842684), (1040, 632013), (1560, 421342), (3120, 210671)]