90221820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1123}}^1$

素因数の和:1251

約数の個数: 96

約数和(自身を含む): 274939392

約数和(自身を除く): 184717572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 103, 130, 156, 195, 206, 260, 309, 390, 412, 515, 618, 780, 1030, 1123, 1236, 1339, 1545, 2060, 2246, 2678, 3090, 3369, 4017, 4492, 5356, 5615, 6180, 6695, 6738, 8034, 11230, 13390, 13476, 14599, 16068, 16845, 20085, 22460, 26780, 29198, 33690, 40170, 43797, 58396, 67380, 72995, 80340, 87594, 115669, 145990, 175188, 218985, 231338, 291980, 347007, 437970, 462676, 578345, 694014, 875940, 1156690, 1388028, 1503697, 1735035, 2313380, 3007394, 3470070, 4511091, 6014788, 6940140, 7518485, 9022182, 15036970, 18044364, 22555455, 30073940, 45110910, 90221820]

約数ペア:

[(1, 90221820), (2, 45110910), (3, 30073940), (4, 22555455), (5, 18044364), (6, 15036970), (10, 9022182), (12, 7518485), (13, 6940140), (15, 6014788), (20, 4511091), (26, 3470070), (30, 3007394), (39, 2313380), (52, 1735035), (60, 1503697), (65, 1388028), (78, 1156690), (103, 875940), (130, 694014), (156, 578345), (195, 462676), (206, 437970), (260, 347007), (309, 291980), (390, 231338), (412, 218985), (515, 175188), (618, 145990), (780, 115669), (1030, 87594), (1123, 80340), (1236, 72995), (1339, 67380), (1545, 58396), (2060, 43797), (2246, 40170), (2678, 33690), (3090, 29198), (3369, 26780), (4017, 22460), (4492, 20085), (5356, 16845), (5615, 16068), (6180, 14599), (6695, 13476), (6738, 13390), (8034, 11230)]