21572520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6199}}^1$

素因数の和:6242

約数の個数: 64

約数和(自身を含む): 66960000

約数和(自身を除く): 45387480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 6199, 12398, 18597, 24796, 30995, 37194, 49592, 61990, 74388, 92985, 123980, 148776, 179771, 185970, 247960, 359542, 371940, 539313, 719084, 743880, 898855, 1078626, 1438168, 1797710, 2157252, 2696565, 3595420, 4314504, 5393130, 7190840, 10786260, 21572520]

約数ペア:

[(1, 21572520), (2, 10786260), (3, 7190840), (4, 5393130), (5, 4314504), (6, 3595420), (8, 2696565), (10, 2157252), (12, 1797710), (15, 1438168), (20, 1078626), (24, 898855), (29, 743880), (30, 719084), (40, 539313), (58, 371940), (60, 359542), (87, 247960), (116, 185970), (120, 179771), (145, 148776), (174, 123980), (232, 92985), (290, 74388), (348, 61990), (435, 49592), (580, 37194), (696, 30995), (870, 24796), (1160, 18597), (1740, 12398), (3480, 6199)]