15078440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 37013760

約数和(自身を除く): 21935320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 107, 130, 214, 260, 271, 428, 520, 535, 542, 856, 1070, 1084, 1355, 1391, 2140, 2168, 2710, 2782, 3523, 4280, 5420, 5564, 6955, 7046, 10840, 11128, 13910, 14092, 17615, 27820, 28184, 28997, 35230, 55640, 57994, 70460, 115988, 140920, 144985, 231976, 289970, 376961, 579940, 753922, 1159880, 1507844, 1884805, 3015688, 3769610, 7539220, 15078440]

約数ペア:

[(1, 15078440), (2, 7539220), (4, 3769610), (5, 3015688), (8, 1884805), (10, 1507844), (13, 1159880), (20, 753922), (26, 579940), (40, 376961), (52, 289970), (65, 231976), (104, 144985), (107, 140920), (130, 115988), (214, 70460), (260, 57994), (271, 55640), (428, 35230), (520, 28997), (535, 28184), (542, 27820), (856, 17615), (1070, 14092), (1084, 13910), (1355, 11128), (1391, 10840), (2140, 7046), (2168, 6955), (2710, 5564), (2782, 5420), (3523, 4280)]