31909860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6113}}^1$

素因数の和:6157

約数の個数: 72

約数和(自身を含む): 100147320

約数和(自身を除く): 68237460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 6113, 12226, 18339, 24452, 30565, 36678, 55017, 61130, 73356, 91695, 110034, 122260, 177277, 183390, 220068, 275085, 354554, 366780, 531831, 550170, 709108, 886385, 1063662, 1100340, 1595493, 1772770, 2127324, 2659155, 3190986, 3545540, 5318310, 6381972, 7977465, 10636620, 15954930, 31909860]

約数ペア:

[(1, 31909860), (2, 15954930), (3, 10636620), (4, 7977465), (5, 6381972), (6, 5318310), (9, 3545540), (10, 3190986), (12, 2659155), (15, 2127324), (18, 1772770), (20, 1595493), (29, 1100340), (30, 1063662), (36, 886385), (45, 709108), (58, 550170), (60, 531831), (87, 366780), (90, 354554), (116, 275085), (145, 220068), (174, 183390), (180, 177277), (261, 122260), (290, 110034), (348, 91695), (435, 73356), (522, 61130), (580, 55017), (870, 36678), (1044, 30565), (1305, 24452), (1740, 18339), (2610, 12226), (5220, 6113)]