21872216040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{141403}}^1$

素因数の和:142706

約数の個数: 64

約数和(自身を含む): 65668017600

約数和(自身を除く): 43795801560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1289, 2578, 3867, 5156, 6445, 7734, 10312, 12890, 15468, 19335, 25780, 30936, 38670, 51560, 77340, 141403, 154680, 282806, 424209, 565612, 707015, 848418, 1131224, 1414030, 1696836, 2121045, 2828060, 3393672, 4242090, 5656120, 8484180, 16968360, 182268467, 364536934, 546805401, 729073868, 911342335, 1093610802, 1458147736, 1822684670, 2187221604, 2734027005, 3645369340, 4374443208, 5468054010, 7290738680, 10936108020, 21872216040]

約数ペア:

[(1, 21872216040), (2, 10936108020), (3, 7290738680), (4, 5468054010), (5, 4374443208), (6, 3645369340), (8, 2734027005), (10, 2187221604), (12, 1822684670), (15, 1458147736), (20, 1093610802), (24, 911342335), (30, 729073868), (40, 546805401), (60, 364536934), (120, 182268467), (1289, 16968360), (2578, 8484180), (3867, 5656120), (5156, 4242090), (6445, 3393672), (7734, 2828060), (10312, 2121045), (12890, 1696836), (15468, 1414030), (19335, 1131224), (25780, 848418), (30936, 707015), (38670, 565612), (51560, 424209), (77340, 282806), (141403, 154680)]