18759240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{487}}^1$

素因数の和:611

約数の個数: 96

約数和(自身を含む): 61663680

約数和(自身を除く): 42904440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 107, 120, 180, 214, 321, 360, 428, 487, 535, 642, 856, 963, 974, 1070, 1284, 1461, 1605, 1926, 1948, 2140, 2435, 2568, 2922, 3210, 3852, 3896, 4280, 4383, 4815, 4870, 5844, 6420, 7305, 7704, 8766, 9630, 9740, 11688, 12840, 14610, 17532, 19260, 19480, 21915, 29220, 35064, 38520, 43830, 52109, 58440, 87660, 104218, 156327, 175320, 208436, 260545, 312654, 416872, 468981, 521090, 625308, 781635, 937962, 1042180, 1250616, 1563270, 1875924, 2084360, 2344905, 3126540, 3751848, 4689810, 6253080, 9379620, 18759240]

約数ペア:

[(1, 18759240), (2, 9379620), (3, 6253080), (4, 4689810), (5, 3751848), (6, 3126540), (8, 2344905), (9, 2084360), (10, 1875924), (12, 1563270), (15, 1250616), (18, 1042180), (20, 937962), (24, 781635), (30, 625308), (36, 521090), (40, 468981), (45, 416872), (60, 312654), (72, 260545), (90, 208436), (107, 175320), (120, 156327), (180, 104218), (214, 87660), (321, 58440), (360, 52109), (428, 43830), (487, 38520), (535, 35064), (642, 29220), (856, 21915), (963, 19480), (974, 19260), (1070, 17532), (1284, 14610), (1461, 12840), (1605, 11688), (1926, 9740), (1948, 9630), (2140, 8766), (2435, 7704), (2568, 7305), (2922, 6420), (3210, 5844), (3852, 4870), (3896, 4815), (4280, 4383)]