18384840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{587}}^1$

素因数の和:636

約数の個数: 128

約数和(自身を含む): 63504000

約数和(自身を除く): 45119160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 87, 90, 108, 116, 120, 135, 145, 174, 180, 216, 232, 261, 270, 290, 348, 360, 435, 522, 540, 580, 587, 696, 783, 870, 1044, 1080, 1160, 1174, 1305, 1566, 1740, 1761, 2088, 2348, 2610, 2935, 3132, 3480, 3522, 3915, 4696, 5220, 5283, 5870, 6264, 7044, 7830, 8805, 10440, 10566, 11740, 14088, 15660, 15849, 17023, 17610, 21132, 23480, 26415, 31320, 31698, 34046, 35220, 42264, 51069, 52830, 63396, 68092, 70440, 79245, 85115, 102138, 105660, 126792, 136184, 153207, 158490, 170230, 204276, 211320, 255345, 306414, 316980, 340460, 408552, 459621, 510690, 612828, 633960, 680920, 766035, 919242, 1021380, 1225656, 1532070, 1838484, 2042760, 2298105, 3064140, 3676968, 4596210, 6128280, 9192420, 18384840]

約数ペア:

[(1, 18384840), (2, 9192420), (3, 6128280), (4, 4596210), (5, 3676968), (6, 3064140), (8, 2298105), (9, 2042760), (10, 1838484), (12, 1532070), (15, 1225656), (18, 1021380), (20, 919242), (24, 766035), (27, 680920), (29, 633960), (30, 612828), (36, 510690), (40, 459621), (45, 408552), (54, 340460), (58, 316980), (60, 306414), (72, 255345), (87, 211320), (90, 204276), (108, 170230), (116, 158490), (120, 153207), (135, 136184), (145, 126792), (174, 105660), (180, 102138), (216, 85115), (232, 79245), (261, 70440), (270, 68092), (290, 63396), (348, 52830), (360, 51069), (435, 42264), (522, 35220), (540, 34046), (580, 31698), (587, 31320), (696, 26415), (783, 23480), (870, 21132), (1044, 17610), (1080, 17023), (1160, 15849), (1174, 15660), (1305, 14088), (1566, 11740), (1740, 10566), (1761, 10440), (2088, 8805), (2348, 7830), (2610, 7044), (2935, 6264), (3132, 5870), (3480, 5283), (3522, 5220), (3915, 4696)]