172078140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{220613}}^1$

素因数の和:220638

約数の個数: 48

約数和(自身を含む): 518884128

約数和(自身を除く): 346805988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 220613, 441226, 661839, 882452, 1103065, 1323678, 2206130, 2647356, 2867969, 3309195, 4412260, 5735938, 6618390, 8603907, 11471876, 13236780, 14339845, 17207814, 28679690, 34415628, 43019535, 57359380, 86039070, 172078140]

約数ペア:

[(1, 172078140), (2, 86039070), (3, 57359380), (4, 43019535), (5, 34415628), (6, 28679690), (10, 17207814), (12, 14339845), (13, 13236780), (15, 11471876), (20, 8603907), (26, 6618390), (30, 5735938), (39, 4412260), (52, 3309195), (60, 2867969), (65, 2647356), (78, 2206130), (130, 1323678), (156, 1103065), (195, 882452), (260, 661839), (390, 441226), (780, 220613)]