56319640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1$

素因数の和:341

約数の個数: 128

約数和(自身を含む): 151320960

約数和(自身を除く): 95001320

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 23, 26, 34, 40, 46, 52, 65, 68, 85, 92, 104, 115, 130, 136, 170, 184, 221, 230, 260, 277, 299, 340, 391, 442, 460, 520, 554, 598, 680, 782, 884, 920, 1105, 1108, 1196, 1385, 1495, 1564, 1768, 1955, 2210, 2216, 2392, 2770, 2990, 3128, 3601, 3910, 4420, 4709, 5083, 5540, 5980, 6371, 7202, 7820, 8840, 9418, 10166, 11080, 11960, 12742, 14404, 15640, 18005, 18836, 20332, 23545, 25415, 25484, 28808, 31855, 36010, 37672, 40664, 47090, 50830, 50968, 61217, 63710, 72020, 82823, 94180, 101660, 108307, 122434, 127420, 144040, 165646, 188360, 203320, 216614, 244868, 254840, 306085, 331292, 414115, 433228, 489736, 541535, 612170, 662584, 828230, 866456, 1083070, 1224340, 1407991, 1656460, 2166140, 2448680, 2815982, 3312920, 4332280, 5631964, 7039955, 11263928, 14079910, 28159820, 56319640]

約数ペア:

[(1, 56319640), (2, 28159820), (4, 14079910), (5, 11263928), (8, 7039955), (10, 5631964), (13, 4332280), (17, 3312920), (20, 2815982), (23, 2448680), (26, 2166140), (34, 1656460), (40, 1407991), (46, 1224340), (52, 1083070), (65, 866456), (68, 828230), (85, 662584), (92, 612170), (104, 541535), (115, 489736), (130, 433228), (136, 414115), (170, 331292), (184, 306085), (221, 254840), (230, 244868), (260, 216614), (277, 203320), (299, 188360), (340, 165646), (391, 144040), (442, 127420), (460, 122434), (520, 108307), (554, 101660), (598, 94180), (680, 82823), (782, 72020), (884, 63710), (920, 61217), (1105, 50968), (1108, 50830), (1196, 47090), (1385, 40664), (1495, 37672), (1564, 36010), (1768, 31855), (1955, 28808), (2210, 25484), (2216, 25415), (2392, 23545), (2770, 20332), (2990, 18836), (3128, 18005), (3601, 15640), (3910, 14404), (4420, 12742), (4709, 11960), (5083, 11080), (5540, 10166), (5980, 9418), (6371, 8840), (7202, 7820)]