201554320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{983}}^1$

素因数の和:1240

約数の個数: 80

約数和(自身を含む): 513931392

約数和(自身を除く): 312377072

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 233, 440, 466, 880, 932, 983, 1165, 1864, 1966, 2330, 2563, 3728, 3932, 4660, 4915, 5126, 7864, 9320, 9830, 10252, 10813, 12815, 15728, 18640, 19660, 20504, 21626, 25630, 39320, 41008, 43252, 51260, 54065, 78640, 86504, 102520, 108130, 173008, 205040, 216260, 229039, 432520, 458078, 865040, 916156, 1145195, 1832312, 2290390, 2519429, 3664624, 4580780, 5038858, 9161560, 10077716, 12597145, 18323120, 20155432, 25194290, 40310864, 50388580, 100777160, 201554320]

約数ペア:

[(1, 201554320), (2, 100777160), (4, 50388580), (5, 40310864), (8, 25194290), (10, 20155432), (11, 18323120), (16, 12597145), (20, 10077716), (22, 9161560), (40, 5038858), (44, 4580780), (55, 3664624), (80, 2519429), (88, 2290390), (110, 1832312), (176, 1145195), (220, 916156), (233, 865040), (440, 458078), (466, 432520), (880, 229039), (932, 216260), (983, 205040), (1165, 173008), (1864, 108130), (1966, 102520), (2330, 86504), (2563, 78640), (3728, 54065), (3932, 51260), (4660, 43252), (4915, 41008), (5126, 39320), (7864, 25630), (9320, 21626), (9830, 20504), (10252, 19660), (10813, 18640), (12815, 15728)]