31438320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4517}}^1$

素因数の和:4562

約数の個数: 80

約数和(自身を含む): 100841760

約数和(自身を除く): 69403440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3480, 4517, 6960, 9034, 13551, 18068, 22585, 27102, 36136, 45170, 54204, 67755, 72272, 90340, 108408, 130993, 135510, 180680, 216816, 261986, 271020, 361360, 392979, 523972, 542040, 654965, 785958, 1047944, 1084080, 1309930, 1571916, 1964895, 2095888, 2619860, 3143832, 3929790, 5239720, 6287664, 7859580, 10479440, 15719160, 31438320]

約数ペア:

[(1, 31438320), (2, 15719160), (3, 10479440), (4, 7859580), (5, 6287664), (6, 5239720), (8, 3929790), (10, 3143832), (12, 2619860), (15, 2095888), (16, 1964895), (20, 1571916), (24, 1309930), (29, 1084080), (30, 1047944), (40, 785958), (48, 654965), (58, 542040), (60, 523972), (80, 392979), (87, 361360), (116, 271020), (120, 261986), (145, 216816), (174, 180680), (232, 135510), (240, 130993), (290, 108408), (348, 90340), (435, 72272), (464, 67755), (580, 54204), (696, 45170), (870, 36136), (1160, 27102), (1392, 22585), (1740, 18068), (2320, 13551), (3480, 9034), (4517, 6960)]