201316920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{541}}^1$

素因数の和:1005

約数の個数: 128

約数和(自身を含む): 693066240

約数和(自身を除く): 491749320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 443, 541, 840, 886, 1082, 1329, 1623, 1772, 2164, 2215, 2658, 2705, 3101, 3246, 3544, 3787, 4328, 4430, 5316, 5410, 6202, 6492, 6645, 7574, 8115, 8860, 9303, 10632, 10820, 11361, 12404, 12984, 13290, 15148, 15505, 16230, 17720, 18606, 18935, 21640, 22722, 24808, 26580, 30296, 31010, 32460, 37212, 37870, 45444, 46515, 53160, 56805, 62020, 64920, 74424, 75740, 90888, 93030, 113610, 124040, 151480, 186060, 227220, 239663, 372120, 454440, 479326, 718989, 958652, 1198315, 1437978, 1677641, 1917304, 2396630, 2875956, 3355282, 3594945, 4793260, 5032923, 5751912, 6710564, 7189890, 8388205, 9586520, 10065846, 13421128, 14379780, 16776410, 20131692, 25164615, 28759560, 33552820, 40263384, 50329230, 67105640, 100658460, 201316920]

約数ペア:

[(1, 201316920), (2, 100658460), (3, 67105640), (4, 50329230), (5, 40263384), (6, 33552820), (7, 28759560), (8, 25164615), (10, 20131692), (12, 16776410), (14, 14379780), (15, 13421128), (20, 10065846), (21, 9586520), (24, 8388205), (28, 7189890), (30, 6710564), (35, 5751912), (40, 5032923), (42, 4793260), (56, 3594945), (60, 3355282), (70, 2875956), (84, 2396630), (105, 1917304), (120, 1677641), (140, 1437978), (168, 1198315), (210, 958652), (280, 718989), (420, 479326), (443, 454440), (541, 372120), (840, 239663), (886, 227220), (1082, 186060), (1329, 151480), (1623, 124040), (1772, 113610), (2164, 93030), (2215, 90888), (2658, 75740), (2705, 74424), (3101, 64920), (3246, 62020), (3544, 56805), (3787, 53160), (4328, 46515), (4430, 45444), (5316, 37870), (5410, 37212), (6202, 32460), (6492, 31010), (6645, 30296), (7574, 26580), (8115, 24808), (8860, 22722), (9303, 21640), (10632, 18935), (10820, 18606), (11361, 17720), (12404, 16230), (12984, 15505), (13290, 15148)]