64865520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3917}}^1$

素因数の和:3959

約数の個数: 120

約数和(自身を含む): 227369376

約数和(自身を除く): 162503856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 3917, 4140, 5520, 7834, 8280, 11751, 15668, 16560, 19585, 23502, 31336, 35253, 39170, 47004, 58755, 62672, 70506, 78340, 90091, 94008, 117510, 141012, 156680, 176265, 180182, 188016, 235020, 270273, 282024, 313360, 352530, 360364, 450455, 470040, 540546, 564048, 705060, 720728, 810819, 900910, 940080, 1081092, 1351365, 1410120, 1441456, 1621638, 1801820, 2162184, 2702730, 2820240, 3243276, 3603640, 4054095, 4324368, 5405460, 6486552, 7207280, 8108190, 10810920, 12973104, 16216380, 21621840, 32432760, 64865520]

約数ペア:

[(1, 64865520), (2, 32432760), (3, 21621840), (4, 16216380), (5, 12973104), (6, 10810920), (8, 8108190), (9, 7207280), (10, 6486552), (12, 5405460), (15, 4324368), (16, 4054095), (18, 3603640), (20, 3243276), (23, 2820240), (24, 2702730), (30, 2162184), (36, 1801820), (40, 1621638), (45, 1441456), (46, 1410120), (48, 1351365), (60, 1081092), (69, 940080), (72, 900910), (80, 810819), (90, 720728), (92, 705060), (115, 564048), (120, 540546), (138, 470040), (144, 450455), (180, 360364), (184, 352530), (207, 313360), (230, 282024), (240, 270273), (276, 235020), (345, 188016), (360, 180182), (368, 176265), (414, 156680), (460, 141012), (552, 117510), (690, 94008), (720, 90091), (828, 78340), (920, 70506), (1035, 62672), (1104, 58755), (1380, 47004), (1656, 39170), (1840, 35253), (2070, 31336), (2760, 23502), (3312, 19585), (3917, 16560), (4140, 15668), (5520, 11751), (7834, 8280)]