31192920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7877}}^1$

素因数の和:7905

約数の個数: 96

約数和(自身を含む): 110607120

約数和(自身を除く): 79414200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 7877, 15754, 23631, 31508, 39385, 47262, 63016, 70893, 78770, 86647, 94524, 118155, 141786, 157540, 173294, 189048, 236310, 259941, 283572, 315080, 346588, 354465, 433235, 472620, 519882, 567144, 693176, 708930, 779823, 866470, 945240, 1039764, 1299705, 1417860, 1559646, 1732940, 2079528, 2599410, 2835720, 3119292, 3465880, 3899115, 5198820, 6238584, 7798230, 10397640, 15596460, 31192920]

約数ペア:

[(1, 31192920), (2, 15596460), (3, 10397640), (4, 7798230), (5, 6238584), (6, 5198820), (8, 3899115), (9, 3465880), (10, 3119292), (11, 2835720), (12, 2599410), (15, 2079528), (18, 1732940), (20, 1559646), (22, 1417860), (24, 1299705), (30, 1039764), (33, 945240), (36, 866470), (40, 779823), (44, 708930), (45, 693176), (55, 567144), (60, 519882), (66, 472620), (72, 433235), (88, 354465), (90, 346588), (99, 315080), (110, 283572), (120, 259941), (132, 236310), (165, 189048), (180, 173294), (198, 157540), (220, 141786), (264, 118155), (330, 94524), (360, 86647), (396, 78770), (440, 70893), (495, 63016), (660, 47262), (792, 39385), (990, 31508), (1320, 23631), (1980, 15754), (3960, 7877)]