254194680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{23801}}^1$

素因数の和:23904

約数の個数: 64

約数和(自身を含む): 771184800

約数和(自身を除く): 516990120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 2136, 2670, 3560, 5340, 10680, 23801, 47602, 71403, 95204, 119005, 142806, 190408, 238010, 285612, 357015, 476020, 571224, 714030, 952040, 1428060, 2118289, 2856120, 4236578, 6354867, 8473156, 10591445, 12709734, 16946312, 21182890, 25419468, 31774335, 42365780, 50838936, 63548670, 84731560, 127097340, 254194680]

約数ペア:

[(1, 254194680), (2, 127097340), (3, 84731560), (4, 63548670), (5, 50838936), (6, 42365780), (8, 31774335), (10, 25419468), (12, 21182890), (15, 16946312), (20, 12709734), (24, 10591445), (30, 8473156), (40, 6354867), (60, 4236578), (89, 2856120), (120, 2118289), (178, 1428060), (267, 952040), (356, 714030), (445, 571224), (534, 476020), (712, 357015), (890, 285612), (1068, 238010), (1335, 190408), (1780, 142806), (2136, 119005), (2670, 95204), (3560, 71403), (5340, 47602), (10680, 23801)]