843960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1$

素因数の和:568

約数の個数: 64

約数和(自身を含む): 2731680

約数和(自身を除く): 1887720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 541, 780, 1082, 1560, 1623, 2164, 2705, 3246, 4328, 5410, 6492, 7033, 8115, 10820, 12984, 14066, 16230, 21099, 21640, 28132, 32460, 35165, 42198, 56264, 64920, 70330, 84396, 105495, 140660, 168792, 210990, 281320, 421980, 843960]

約数ペア:

[(1, 843960), (2, 421980), (3, 281320), (4, 210990), (5, 168792), (6, 140660), (8, 105495), (10, 84396), (12, 70330), (13, 64920), (15, 56264), (20, 42198), (24, 35165), (26, 32460), (30, 28132), (39, 21640), (40, 21099), (52, 16230), (60, 14066), (65, 12984), (78, 10820), (104, 8115), (120, 7033), (130, 6492), (156, 5410), (195, 4328), (260, 3246), (312, 2705), (390, 2164), (520, 1623), (541, 1560), (780, 1082)]