121989240

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1637}}^1$

素因数の和:1683

約数の個数: 160

約数和(自身を含む): 428107680

約数和(自身を除く): 306118440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 81, 90, 92, 108, 115, 120, 135, 138, 162, 180, 184, 207, 216, 230, 270, 276, 324, 345, 360, 405, 414, 460, 540, 552, 621, 648, 690, 810, 828, 920, 1035, 1080, 1242, 1380, 1620, 1637, 1656, 1863, 2070, 2484, 2760, 3105, 3240, 3274, 3726, 4140, 4911, 4968, 6210, 6548, 7452, 8185, 8280, 9315, 9822, 12420, 13096, 14733, 14904, 16370, 18630, 19644, 24555, 24840, 29466, 32740, 37260, 37651, 39288, 44199, 49110, 58932, 65480, 73665, 74520, 75302, 88398, 98220, 112953, 117864, 132597, 147330, 150604, 176796, 188255, 196440, 220995, 225906, 265194, 294660, 301208, 338859, 353592, 376510, 441990, 451812, 530388, 564765, 589320, 662985, 677718, 753020, 883980, 903624, 1016577, 1060776, 1129530, 1325970, 1355436, 1506040, 1694295, 1767960, 2033154, 2259060, 2651940, 2710872, 3049731, 3388590, 4066308, 4518120, 5082885, 5303880, 6099462, 6777180, 8132616, 10165770, 12198924, 13554360, 15248655, 20331540, 24397848, 30497310, 40663080, 60994620, 121989240]

約数ペア:

[(1, 121989240), (2, 60994620), (3, 40663080), (4, 30497310), (5, 24397848), (6, 20331540), (8, 15248655), (9, 13554360), (10, 12198924), (12, 10165770), (15, 8132616), (18, 6777180), (20, 6099462), (23, 5303880), (24, 5082885), (27, 4518120), (30, 4066308), (36, 3388590), (40, 3049731), (45, 2710872), (46, 2651940), (54, 2259060), (60, 2033154), (69, 1767960), (72, 1694295), (81, 1506040), (90, 1355436), (92, 1325970), (108, 1129530), (115, 1060776), (120, 1016577), (135, 903624), (138, 883980), (162, 753020), (180, 677718), (184, 662985), (207, 589320), (216, 564765), (230, 530388), (270, 451812), (276, 441990), (324, 376510), (345, 353592), (360, 338859), (405, 301208), (414, 294660), (460, 265194), (540, 225906), (552, 220995), (621, 196440), (648, 188255), (690, 176796), (810, 150604), (828, 147330), (920, 132597), (1035, 117864), (1080, 112953), (1242, 98220), (1380, 88398), (1620, 75302), (1637, 74520), (1656, 73665), (1863, 65480), (2070, 58932), (2484, 49110), (2760, 44199), (3105, 39288), (3240, 37651), (3274, 37260), (3726, 32740), (4140, 29466), (4911, 24840), (4968, 24555), (6210, 19644), (6548, 18630), (7452, 16370), (8185, 14904), (8280, 14733), (9315, 13096), (9822, 12420)]