81148020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{32987}}^1$

素因数の和:33040

約数の個数: 48

約数和(自身を含む): 232763328

約数和(自身を除く): 151615308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 32987, 65974, 98961, 131948, 164935, 197922, 329870, 395844, 494805, 659740, 989610, 1352467, 1979220, 2704934, 4057401, 5409868, 6762335, 8114802, 13524670, 16229604, 20287005, 27049340, 40574010, 81148020]

約数ペア:

[(1, 81148020), (2, 40574010), (3, 27049340), (4, 20287005), (5, 16229604), (6, 13524670), (10, 8114802), (12, 6762335), (15, 5409868), (20, 4057401), (30, 2704934), (41, 1979220), (60, 1352467), (82, 989610), (123, 659740), (164, 494805), (205, 395844), (246, 329870), (410, 197922), (492, 164935), (615, 131948), (820, 98961), (1230, 65974), (2460, 32987)]