27240720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8731}}^1$

素因数の和:8760

約数の個数: 80

約数和(自身を含む): 90952512

約数和(自身を除く): 63711792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 8731, 17462, 26193, 34924, 43655, 52386, 69848, 87310, 104772, 113503, 130965, 139696, 174620, 209544, 227006, 261930, 340509, 349240, 419088, 454012, 523860, 567515, 681018, 698480, 908024, 1047720, 1135030, 1362036, 1702545, 1816048, 2095440, 2270060, 2724072, 3405090, 4540120, 5448144, 6810180, 9080240, 13620360, 27240720]

約数ペア:

[(1, 27240720), (2, 13620360), (3, 9080240), (4, 6810180), (5, 5448144), (6, 4540120), (8, 3405090), (10, 2724072), (12, 2270060), (13, 2095440), (15, 1816048), (16, 1702545), (20, 1362036), (24, 1135030), (26, 1047720), (30, 908024), (39, 698480), (40, 681018), (48, 567515), (52, 523860), (60, 454012), (65, 419088), (78, 349240), (80, 340509), (104, 261930), (120, 227006), (130, 209544), (156, 174620), (195, 139696), (208, 130965), (240, 113503), (260, 104772), (312, 87310), (390, 69848), (520, 52386), (624, 43655), (780, 34924), (1040, 26193), (1560, 17462), (3120, 8731)]