12639120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4051}}^1$

素因数の和:4080

約数の個数: 80

約数和(自身を含む): 42205632

約数和(自身を除く): 29566512

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, 4051, 8102, 12153, 16204, 20255, 24306, 32408, 40510, 48612, 52663, 60765, 64816, 81020, 97224, 105326, 121530, 157989, 162040, 194448, 210652, 243060, 263315, 315978, 324080, 421304, 486120, 526630, 631956, 789945, 842608, 972240, 1053260, 1263912, 1579890, 2106520, 2527824, 3159780, 4213040, 6319560, 12639120]

約数ペア:

[(1, 12639120), (2, 6319560), (3, 4213040), (4, 3159780), (5, 2527824), (6, 2106520), (8, 1579890), (10, 1263912), (12, 1053260), (13, 972240), (15, 842608), (16, 789945), (20, 631956), (24, 526630), (26, 486120), (30, 421304), (39, 324080), (40, 315978), (48, 263315), (52, 243060), (60, 210652), (65, 194448), (78, 162040), (80, 157989), (104, 121530), (120, 105326), (130, 97224), (156, 81020), (195, 64816), (208, 60765), (240, 52663), (260, 48612), (312, 40510), (390, 32408), (520, 24306), (624, 20255), (780, 16204), (1040, 12153), (1560, 8102), (3120, 4051)]