187881720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4153}}^1$

素因数の和:4209

約数の個数: 128

約数和(自身を含む): 628084800

約数和(自身を除く): 440203080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 290, 312, 348, 377, 390, 435, 520, 580, 696, 754, 780, 870, 1131, 1160, 1508, 1560, 1740, 1885, 2262, 3016, 3480, 3770, 4153, 4524, 5655, 7540, 8306, 9048, 11310, 12459, 15080, 16612, 20765, 22620, 24918, 33224, 41530, 45240, 49836, 53989, 62295, 83060, 99672, 107978, 120437, 124590, 161967, 166120, 215956, 240874, 249180, 269945, 323934, 361311, 431912, 481748, 498360, 539890, 602185, 647868, 722622, 809835, 963496, 1079780, 1204370, 1295736, 1445244, 1565681, 1619670, 1806555, 2159560, 2408740, 2890488, 3131362, 3239340, 3613110, 4697043, 4817480, 6262724, 6478680, 7226220, 7828405, 9394086, 12525448, 14452440, 15656810, 18788172, 23485215, 31313620, 37576344, 46970430, 62627240, 93940860, 187881720]

約数ペア:

[(1, 187881720), (2, 93940860), (3, 62627240), (4, 46970430), (5, 37576344), (6, 31313620), (8, 23485215), (10, 18788172), (12, 15656810), (13, 14452440), (15, 12525448), (20, 9394086), (24, 7828405), (26, 7226220), (29, 6478680), (30, 6262724), (39, 4817480), (40, 4697043), (52, 3613110), (58, 3239340), (60, 3131362), (65, 2890488), (78, 2408740), (87, 2159560), (104, 1806555), (116, 1619670), (120, 1565681), (130, 1445244), (145, 1295736), (156, 1204370), (174, 1079780), (195, 963496), (232, 809835), (260, 722622), (290, 647868), (312, 602185), (348, 539890), (377, 498360), (390, 481748), (435, 431912), (520, 361311), (580, 323934), (696, 269945), (754, 249180), (780, 240874), (870, 215956), (1131, 166120), (1160, 161967), (1508, 124590), (1560, 120437), (1740, 107978), (1885, 99672), (2262, 83060), (3016, 62295), (3480, 53989), (3770, 49836), (4153, 45240), (4524, 41530), (5655, 33224), (7540, 24918), (8306, 22620), (9048, 20765), (11310, 16612), (12459, 15080)]