85280040

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{26321}}^1$

素因数の和:26344

約数の個数: 80

約数和(自身を含む): 286646580

約数和(自身を除く): 201366540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 26321, 52642, 78963, 105284, 131605, 157926, 210568, 236889, 263210, 315852, 394815, 473778, 526420, 631704, 710667, 789630, 947556, 1052840, 1184445, 1421334, 1579260, 1895112, 2132001, 2368890, 2842668, 3158520, 3553335, 4264002, 4737780, 5685336, 7106670, 8528004, 9475560, 10660005, 14213340, 17056008, 21320010, 28426680, 42640020, 85280040]

約数ペア:

[(1, 85280040), (2, 42640020), (3, 28426680), (4, 21320010), (5, 17056008), (6, 14213340), (8, 10660005), (9, 9475560), (10, 8528004), (12, 7106670), (15, 5685336), (18, 4737780), (20, 4264002), (24, 3553335), (27, 3158520), (30, 2842668), (36, 2368890), (40, 2132001), (45, 1895112), (54, 1579260), (60, 1421334), (72, 1184445), (81, 1052840), (90, 947556), (108, 789630), (120, 710667), (135, 631704), (162, 526420), (180, 473778), (216, 394815), (270, 315852), (324, 263210), (360, 236889), (405, 210568), (540, 157926), (648, 131605), (810, 105284), (1080, 78963), (1620, 52642), (3240, 26321)]