18807480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{587}}^1$

素因数の和:693

約数の個数: 96

約数和(自身を含む): 61916400

約数和(自身を除く): 43108920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 89, 90, 120, 178, 180, 267, 356, 360, 445, 534, 587, 712, 801, 890, 1068, 1174, 1335, 1602, 1761, 1780, 2136, 2348, 2670, 2935, 3204, 3522, 3560, 4005, 4696, 5283, 5340, 5870, 6408, 7044, 8010, 8805, 10566, 10680, 11740, 14088, 16020, 17610, 21132, 23480, 26415, 32040, 35220, 42264, 52243, 52830, 70440, 104486, 105660, 156729, 208972, 211320, 261215, 313458, 417944, 470187, 522430, 626916, 783645, 940374, 1044860, 1253832, 1567290, 1880748, 2089720, 2350935, 3134580, 3761496, 4701870, 6269160, 9403740, 18807480]

約数ペア:

[(1, 18807480), (2, 9403740), (3, 6269160), (4, 4701870), (5, 3761496), (6, 3134580), (8, 2350935), (9, 2089720), (10, 1880748), (12, 1567290), (15, 1253832), (18, 1044860), (20, 940374), (24, 783645), (30, 626916), (36, 522430), (40, 470187), (45, 417944), (60, 313458), (72, 261215), (89, 211320), (90, 208972), (120, 156729), (178, 105660), (180, 104486), (267, 70440), (356, 52830), (360, 52243), (445, 42264), (534, 35220), (587, 32040), (712, 26415), (801, 23480), (890, 21132), (1068, 17610), (1174, 16020), (1335, 14088), (1602, 11740), (1761, 10680), (1780, 10566), (2136, 8805), (2348, 8010), (2670, 7044), (2935, 6408), (3204, 5870), (3522, 5340), (3560, 5283), (4005, 4696)]