66772680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1861}}^1$

素因数の和:1911

約数の個数: 128

約数和(自身を含む): 225227520

約数和(自身を除く): 158454840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 460, 520, 552, 598, 690, 780, 897, 920, 1196, 1380, 1495, 1560, 1794, 1861, 2392, 2760, 2990, 3588, 3722, 4485, 5583, 5980, 7176, 7444, 8970, 9305, 11166, 11960, 14888, 17940, 18610, 22332, 24193, 27915, 35880, 37220, 42803, 44664, 48386, 55830, 72579, 74440, 85606, 96772, 111660, 120965, 128409, 145158, 171212, 193544, 214015, 223320, 241930, 256818, 290316, 342424, 362895, 428030, 483860, 513636, 556439, 580632, 642045, 725790, 856060, 967720, 1027272, 1112878, 1284090, 1451580, 1669317, 1712120, 2225756, 2568180, 2782195, 2903160, 3338634, 4451512, 5136360, 5564390, 6677268, 8346585, 11128780, 13354536, 16693170, 22257560, 33386340, 66772680]

約数ペア:

[(1, 66772680), (2, 33386340), (3, 22257560), (4, 16693170), (5, 13354536), (6, 11128780), (8, 8346585), (10, 6677268), (12, 5564390), (13, 5136360), (15, 4451512), (20, 3338634), (23, 2903160), (24, 2782195), (26, 2568180), (30, 2225756), (39, 1712120), (40, 1669317), (46, 1451580), (52, 1284090), (60, 1112878), (65, 1027272), (69, 967720), (78, 856060), (92, 725790), (104, 642045), (115, 580632), (120, 556439), (130, 513636), (138, 483860), (156, 428030), (184, 362895), (195, 342424), (230, 290316), (260, 256818), (276, 241930), (299, 223320), (312, 214015), (345, 193544), (390, 171212), (460, 145158), (520, 128409), (552, 120965), (598, 111660), (690, 96772), (780, 85606), (897, 74440), (920, 72579), (1196, 55830), (1380, 48386), (1495, 44664), (1560, 42803), (1794, 37220), (1861, 35880), (2392, 27915), (2760, 24193), (2990, 22332), (3588, 18610), (3722, 17940), (4485, 14888), (5583, 11960), (5980, 11166), (7176, 9305), (7444, 8970)]