1901990880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{677}}^1\times {\mathrm{1951}}^1$

素因数の和:2649

約数の個数: 144

約数和(自身を含む): 6503462784

約数和(自身を除く): 4601471904

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 677, 720, 1354, 1440, 1951, 2031, 2708, 3385, 3902, 4062, 5416, 5853, 6093, 6770, 7804, 8124, 9755, 10155, 10832, 11706, 12186, 13540, 15608, 16248, 17559, 19510, 20310, 21664, 23412, 24372, 27080, 29265, 30465, 31216, 32496, 35118, 39020, 40620, 46824, 48744, 54160, 58530, 60930, 62432, 64992, 70236, 78040, 81240, 87795, 93648, 97488, 108320, 117060, 121860, 140472, 156080, 162480, 175590, 187296, 194976, 234120, 243720, 280944, 312160, 324960, 351180, 468240, 487440, 561888, 702360, 936480, 974880, 1320827, 1404720, 2641654, 2809440, 3962481, 5283308, 6604135, 7924962, 10566616, 11887443, 13208270, 15849924, 19812405, 21133232, 23774886, 26416540, 31699848, 39624810, 42266464, 47549772, 52833080, 59437215, 63399696, 79249620, 95099544, 105666160, 118874430, 126799392, 158499240, 190199088, 211332320, 237748860, 316998480, 380398176, 475497720, 633996960, 950995440, 1901990880]

約数ペア:

[(1, 1901990880), (2, 950995440), (3, 633996960), (4, 475497720), (5, 380398176), (6, 316998480), (8, 237748860), (9, 211332320), (10, 190199088), (12, 158499240), (15, 126799392), (16, 118874430), (18, 105666160), (20, 95099544), (24, 79249620), (30, 63399696), (32, 59437215), (36, 52833080), (40, 47549772), (45, 42266464), (48, 39624810), (60, 31699848), (72, 26416540), (80, 23774886), (90, 21133232), (96, 19812405), (120, 15849924), (144, 13208270), (160, 11887443), (180, 10566616), (240, 7924962), (288, 6604135), (360, 5283308), (480, 3962481), (677, 2809440), (720, 2641654), (1354, 1404720), (1440, 1320827), (1951, 974880), (2031, 936480), (2708, 702360), (3385, 561888), (3902, 487440), (4062, 468240), (5416, 351180), (5853, 324960), (6093, 312160), (6770, 280944), (7804, 243720), (8124, 234120), (9755, 194976), (10155, 187296), (10832, 175590), (11706, 162480), (12186, 156080), (13540, 140472), (15608, 121860), (16248, 117060), (17559, 108320), (19510, 97488), (20310, 93648), (21664, 87795), (23412, 81240), (24372, 78040), (27080, 70236), (29265, 64992), (30465, 62432), (31216, 60930), (32496, 58530), (35118, 54160), (39020, 48744), (40620, 46824)]