290556240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4049}}^1$

素因数の和:4101

約数の個数: 160

約数和(自身を含む): 1012435200

約数和(自身を除く): 721878960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 39, 40, 46, 48, 52, 60, 65, 69, 78, 80, 92, 104, 115, 120, 130, 138, 156, 184, 195, 208, 230, 240, 260, 276, 299, 312, 345, 368, 390, 460, 520, 552, 598, 624, 690, 780, 897, 920, 1040, 1104, 1196, 1380, 1495, 1560, 1794, 1840, 2392, 2760, 2990, 3120, 3588, 4049, 4485, 4784, 5520, 5980, 7176, 8098, 8970, 11960, 12147, 14352, 16196, 17940, 20245, 23920, 24294, 32392, 35880, 40490, 48588, 52637, 60735, 64784, 71760, 80980, 93127, 97176, 105274, 121470, 157911, 161960, 186254, 194352, 210548, 242940, 263185, 279381, 315822, 323920, 372508, 421096, 465635, 485880, 526370, 558762, 631644, 745016, 789555, 842192, 931270, 971760, 1052740, 1117524, 1210651, 1263288, 1396905, 1490032, 1579110, 1862540, 2105480, 2235048, 2421302, 2526576, 2793810, 3158220, 3631953, 3725080, 4210960, 4470096, 4842604, 5587620, 6053255, 6316440, 7263906, 7450160, 9685208, 11175240, 12106510, 12632880, 14527812, 18159765, 19370416, 22350480, 24213020, 29055624, 36319530, 48426040, 58111248, 72639060, 96852080, 145278120, 290556240]

約数ペア:

[(1, 290556240), (2, 145278120), (3, 96852080), (4, 72639060), (5, 58111248), (6, 48426040), (8, 36319530), (10, 29055624), (12, 24213020), (13, 22350480), (15, 19370416), (16, 18159765), (20, 14527812), (23, 12632880), (24, 12106510), (26, 11175240), (30, 9685208), (39, 7450160), (40, 7263906), (46, 6316440), (48, 6053255), (52, 5587620), (60, 4842604), (65, 4470096), (69, 4210960), (78, 3725080), (80, 3631953), (92, 3158220), (104, 2793810), (115, 2526576), (120, 2421302), (130, 2235048), (138, 2105480), (156, 1862540), (184, 1579110), (195, 1490032), (208, 1396905), (230, 1263288), (240, 1210651), (260, 1117524), (276, 1052740), (299, 971760), (312, 931270), (345, 842192), (368, 789555), (390, 745016), (460, 631644), (520, 558762), (552, 526370), (598, 485880), (624, 465635), (690, 421096), (780, 372508), (897, 323920), (920, 315822), (1040, 279381), (1104, 263185), (1196, 242940), (1380, 210548), (1495, 194352), (1560, 186254), (1794, 161960), (1840, 157911), (2392, 121470), (2760, 105274), (2990, 97176), (3120, 93127), (3588, 80980), (4049, 71760), (4485, 64784), (4784, 60735), (5520, 52637), (5980, 48588), (7176, 40490), (8098, 35880), (8970, 32392), (11960, 24294), (12147, 23920), (14352, 20245), (16196, 17940)]