129792420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37951}}^1$

素因数の和:37985

約数の個数: 72

約数和(自身を含む): 414435840

約数和(自身を除く): 284643420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 37951, 75902, 113853, 151804, 189755, 227706, 341559, 379510, 455412, 569265, 683118, 721069, 759020, 1138530, 1366236, 1442138, 1707795, 2163207, 2277060, 2884276, 3415590, 3605345, 4326414, 6489621, 6831180, 7210690, 8652828, 10816035, 12979242, 14421380, 21632070, 25958484, 32448105, 43264140, 64896210, 129792420]

約数ペア:

[(1, 129792420), (2, 64896210), (3, 43264140), (4, 32448105), (5, 25958484), (6, 21632070), (9, 14421380), (10, 12979242), (12, 10816035), (15, 8652828), (18, 7210690), (19, 6831180), (20, 6489621), (30, 4326414), (36, 3605345), (38, 3415590), (45, 2884276), (57, 2277060), (60, 2163207), (76, 1707795), (90, 1442138), (95, 1366236), (114, 1138530), (171, 759020), (180, 721069), (190, 683118), (228, 569265), (285, 455412), (342, 379510), (380, 341559), (570, 227706), (684, 189755), (855, 151804), (1140, 113853), (1710, 75902), (3420, 37951)]