138997560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89101}}^1$

素因数の和:89128

約数の個数: 64

約数和(自身を含む): 449074080

約数和(自身を除く): 310076520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 89101, 178202, 267303, 356404, 445505, 534606, 712808, 891010, 1069212, 1158313, 1336515, 1782020, 2138424, 2316626, 2673030, 3474939, 3564040, 4633252, 5346060, 5791565, 6949878, 9266504, 10692120, 11583130, 13899756, 17374695, 23166260, 27799512, 34749390, 46332520, 69498780, 138997560]

約数ペア:

[(1, 138997560), (2, 69498780), (3, 46332520), (4, 34749390), (5, 27799512), (6, 23166260), (8, 17374695), (10, 13899756), (12, 11583130), (13, 10692120), (15, 9266504), (20, 6949878), (24, 5791565), (26, 5346060), (30, 4633252), (39, 3564040), (40, 3474939), (52, 2673030), (60, 2316626), (65, 2138424), (78, 1782020), (104, 1336515), (120, 1158313), (130, 1069212), (156, 891010), (195, 712808), (260, 534606), (312, 445505), (390, 356404), (520, 267303), (780, 178202), (1560, 89101)]