42639240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2207}}^1$

素因数の和:2251

約数の個数: 128

約数和(自身を含む): 152616960

約数和(自身を除く): 109977720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1610, 1932, 2207, 2415, 2760, 3220, 3864, 4414, 4830, 6440, 6621, 8828, 9660, 11035, 13242, 15449, 17656, 19320, 22070, 26484, 30898, 33105, 44140, 46347, 50761, 52968, 61796, 66210, 77245, 88280, 92694, 101522, 123592, 132420, 152283, 154490, 185388, 203044, 231735, 253805, 264840, 304566, 308980, 355327, 370776, 406088, 463470, 507610, 609132, 617960, 710654, 761415, 926940, 1015220, 1065981, 1218264, 1421308, 1522830, 1776635, 1853880, 2030440, 2131962, 2842616, 3045660, 3553270, 4263924, 5329905, 6091320, 7106540, 8527848, 10659810, 14213080, 21319620, 42639240]

約数ペア:

[(1, 42639240), (2, 21319620), (3, 14213080), (4, 10659810), (5, 8527848), (6, 7106540), (7, 6091320), (8, 5329905), (10, 4263924), (12, 3553270), (14, 3045660), (15, 2842616), (20, 2131962), (21, 2030440), (23, 1853880), (24, 1776635), (28, 1522830), (30, 1421308), (35, 1218264), (40, 1065981), (42, 1015220), (46, 926940), (56, 761415), (60, 710654), (69, 617960), (70, 609132), (84, 507610), (92, 463470), (105, 406088), (115, 370776), (120, 355327), (138, 308980), (140, 304566), (161, 264840), (168, 253805), (184, 231735), (210, 203044), (230, 185388), (276, 154490), (280, 152283), (322, 132420), (345, 123592), (420, 101522), (460, 92694), (483, 88280), (552, 77245), (644, 66210), (690, 61796), (805, 52968), (840, 50761), (920, 46347), (966, 44140), (1288, 33105), (1380, 30898), (1610, 26484), (1932, 22070), (2207, 19320), (2415, 17656), (2760, 15449), (3220, 13242), (3864, 11035), (4414, 9660), (4830, 8828), (6440, 6621)]