128073400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:294

約数の個数: 192

約数和(自身を含む): 379975680

約数和(自身を除く): 251902280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 31, 35, 40, 50, 52, 56, 62, 65, 70, 91, 100, 104, 124, 130, 140, 155, 175, 182, 200, 217, 227, 248, 260, 280, 310, 325, 350, 364, 403, 434, 454, 455, 520, 620, 650, 700, 728, 775, 806, 868, 908, 910, 1085, 1135, 1240, 1300, 1400, 1550, 1589, 1612, 1736, 1816, 1820, 2015, 2170, 2270, 2275, 2600, 2821, 2951, 3100, 3178, 3224, 3640, 4030, 4340, 4540, 4550, 5425, 5642, 5675, 5902, 6200, 6356, 7037, 7945, 8060, 8680, 9080, 9100, 10075, 10850, 11284, 11350, 11804, 12712, 14074, 14105, 14755, 15890, 16120, 18200, 20150, 20657, 21700, 22568, 22700, 23608, 28148, 28210, 29510, 31780, 35185, 39725, 40300, 41314, 43400, 45400, 49259, 56296, 56420, 59020, 63560, 70370, 70525, 73775, 79450, 80600, 82628, 91481, 98518, 103285, 112840, 118040, 140740, 141050, 147550, 158900, 165256, 175925, 182962, 197036, 206570, 246295, 281480, 282100, 295100, 317800, 351850, 365924, 394072, 413140, 457405, 492590, 516425, 564200, 590200, 640367, 703700, 731848, 826280, 914810, 985180, 1032850, 1231475, 1280734, 1407400, 1829620, 1970360, 2065700, 2287025, 2462950, 2561468, 3201835, 3659240, 4131400, 4574050, 4925900, 5122936, 6403670, 9148100, 9851800, 12807340, 16009175, 18296200, 25614680, 32018350, 64036700, 128073400]

約数ペア:

[(1, 128073400), (2, 64036700), (4, 32018350), (5, 25614680), (7, 18296200), (8, 16009175), (10, 12807340), (13, 9851800), (14, 9148100), (20, 6403670), (25, 5122936), (26, 4925900), (28, 4574050), (31, 4131400), (35, 3659240), (40, 3201835), (50, 2561468), (52, 2462950), (56, 2287025), (62, 2065700), (65, 1970360), (70, 1829620), (91, 1407400), (100, 1280734), (104, 1231475), (124, 1032850), (130, 985180), (140, 914810), (155, 826280), (175, 731848), (182, 703700), (200, 640367), (217, 590200), (227, 564200), (248, 516425), (260, 492590), (280, 457405), (310, 413140), (325, 394072), (350, 365924), (364, 351850), (403, 317800), (434, 295100), (454, 282100), (455, 281480), (520, 246295), (620, 206570), (650, 197036), (700, 182962), (728, 175925), (775, 165256), (806, 158900), (868, 147550), (908, 141050), (910, 140740), (1085, 118040), (1135, 112840), (1240, 103285), (1300, 98518), (1400, 91481), (1550, 82628), (1589, 80600), (1612, 79450), (1736, 73775), (1816, 70525), (1820, 70370), (2015, 63560), (2170, 59020), (2270, 56420), (2275, 56296), (2600, 49259), (2821, 45400), (2951, 43400), (3100, 41314), (3178, 40300), (3224, 39725), (3640, 35185), (4030, 31780), (4340, 29510), (4540, 28210), (4550, 28148), (5425, 23608), (5642, 22700), (5675, 22568), (5902, 21700), (6200, 20657), (6356, 20150), (7037, 18200), (7945, 16120), (8060, 15890), (8680, 14755), (9080, 14105), (9100, 14074), (10075, 12712), (10850, 11804), (11284, 11350)]