142871640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{281}}^1$

素因数の和:537

約数の個数: 128

約数和(自身を含む): 454809600

約数和(自身を除く): 311937960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 223, 228, 281, 285, 380, 446, 456, 562, 570, 669, 760, 843, 892, 1115, 1124, 1140, 1338, 1405, 1686, 1784, 2230, 2248, 2280, 2676, 2810, 3345, 3372, 4215, 4237, 4460, 5339, 5352, 5620, 6690, 6744, 8430, 8474, 8920, 10678, 11240, 12711, 13380, 16017, 16860, 16948, 21185, 21356, 25422, 26695, 26760, 32034, 33720, 33896, 42370, 42712, 50844, 53390, 62663, 63555, 64068, 80085, 84740, 101688, 106780, 125326, 127110, 128136, 160170, 169480, 187989, 213560, 250652, 254220, 313315, 320340, 375978, 501304, 508440, 626630, 640680, 751956, 939945, 1190597, 1253260, 1503912, 1879890, 2381194, 2506520, 3571791, 3759780, 4762388, 5952985, 7143582, 7519560, 9524776, 11905970, 14287164, 17858955, 23811940, 28574328, 35717910, 47623880, 71435820, 142871640]

約数ペア:

[(1, 142871640), (2, 71435820), (3, 47623880), (4, 35717910), (5, 28574328), (6, 23811940), (8, 17858955), (10, 14287164), (12, 11905970), (15, 9524776), (19, 7519560), (20, 7143582), (24, 5952985), (30, 4762388), (38, 3759780), (40, 3571791), (57, 2506520), (60, 2381194), (76, 1879890), (95, 1503912), (114, 1253260), (120, 1190597), (152, 939945), (190, 751956), (223, 640680), (228, 626630), (281, 508440), (285, 501304), (380, 375978), (446, 320340), (456, 313315), (562, 254220), (570, 250652), (669, 213560), (760, 187989), (843, 169480), (892, 160170), (1115, 128136), (1124, 127110), (1140, 125326), (1338, 106780), (1405, 101688), (1686, 84740), (1784, 80085), (2230, 64068), (2248, 63555), (2280, 62663), (2676, 53390), (2810, 50844), (3345, 42712), (3372, 42370), (4215, 33896), (4237, 33720), (4460, 32034), (5339, 26760), (5352, 26695), (5620, 25422), (6690, 21356), (6744, 21185), (8430, 16948), (8474, 16860), (8920, 16017), (10678, 13380), (11240, 12711)]