140473840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7109}}^1$

素因数の和:7154

約数の個数: 80

約数和(自身を含む): 370288800

約数和(自身を除く): 229814960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 7109, 9880, 14218, 19760, 28436, 35545, 56872, 71090, 92417, 113744, 135071, 142180, 184834, 270142, 284360, 369668, 462085, 540284, 568720, 675355, 739336, 924170, 1080568, 1350710, 1478672, 1755923, 1848340, 2161136, 2701420, 3511846, 3696680, 5402840, 7023692, 7393360, 8779615, 10805680, 14047384, 17559230, 28094768, 35118460, 70236920, 140473840]

約数ペア:

[(1, 140473840), (2, 70236920), (4, 35118460), (5, 28094768), (8, 17559230), (10, 14047384), (13, 10805680), (16, 8779615), (19, 7393360), (20, 7023692), (26, 5402840), (38, 3696680), (40, 3511846), (52, 2701420), (65, 2161136), (76, 1848340), (80, 1755923), (95, 1478672), (104, 1350710), (130, 1080568), (152, 924170), (190, 739336), (208, 675355), (247, 568720), (260, 540284), (304, 462085), (380, 369668), (494, 284360), (520, 270142), (760, 184834), (988, 142180), (1040, 135071), (1235, 113744), (1520, 92417), (1976, 71090), (2470, 56872), (3952, 35545), (4940, 28436), (7109, 19760), (9880, 14218)]