2019240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:167

約数の個数: 96

約数和(自身を含む): 6739200

約数和(自身を除く): 4719960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 79, 90, 120, 142, 158, 180, 213, 237, 284, 316, 355, 360, 395, 426, 474, 568, 632, 639, 710, 711, 790, 852, 948, 1065, 1185, 1278, 1420, 1422, 1580, 1704, 1896, 2130, 2370, 2556, 2840, 2844, 3160, 3195, 3555, 4260, 4740, 5112, 5609, 5688, 6390, 7110, 8520, 9480, 11218, 12780, 14220, 16827, 22436, 25560, 28045, 28440, 33654, 44872, 50481, 56090, 67308, 84135, 100962, 112180, 134616, 168270, 201924, 224360, 252405, 336540, 403848, 504810, 673080, 1009620, 2019240]

約数ペア:

[(1, 2019240), (2, 1009620), (3, 673080), (4, 504810), (5, 403848), (6, 336540), (8, 252405), (9, 224360), (10, 201924), (12, 168270), (15, 134616), (18, 112180), (20, 100962), (24, 84135), (30, 67308), (36, 56090), (40, 50481), (45, 44872), (60, 33654), (71, 28440), (72, 28045), (79, 25560), (90, 22436), (120, 16827), (142, 14220), (158, 12780), (180, 11218), (213, 9480), (237, 8520), (284, 7110), (316, 6390), (355, 5688), (360, 5609), (395, 5112), (426, 4740), (474, 4260), (568, 3555), (632, 3195), (639, 3160), (710, 2844), (711, 2840), (790, 2556), (852, 2370), (948, 2130), (1065, 1896), (1185, 1704), (1278, 1580), (1420, 1422)]