8664840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 29548800

約数和(自身を除く): 20883960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 71, 72, 90, 108, 113, 120, 135, 142, 180, 213, 216, 226, 270, 284, 339, 355, 360, 426, 452, 540, 565, 568, 639, 678, 710, 852, 904, 1017, 1065, 1080, 1130, 1278, 1356, 1420, 1695, 1704, 1917, 2034, 2130, 2260, 2556, 2712, 2840, 3051, 3195, 3390, 3834, 4068, 4260, 4520, 5085, 5112, 6102, 6390, 6780, 7668, 8023, 8136, 8520, 9585, 10170, 12204, 12780, 13560, 15255, 15336, 16046, 19170, 20340, 24069, 24408, 25560, 30510, 32092, 38340, 40115, 40680, 48138, 61020, 64184, 72207, 76680, 80230, 96276, 120345, 122040, 144414, 160460, 192552, 216621, 240690, 288828, 320920, 361035, 433242, 481380, 577656, 722070, 866484, 962760, 1083105, 1444140, 1732968, 2166210, 2888280, 4332420, 8664840]

約数ペア:

[(1, 8664840), (2, 4332420), (3, 2888280), (4, 2166210), (5, 1732968), (6, 1444140), (8, 1083105), (9, 962760), (10, 866484), (12, 722070), (15, 577656), (18, 481380), (20, 433242), (24, 361035), (27, 320920), (30, 288828), (36, 240690), (40, 216621), (45, 192552), (54, 160460), (60, 144414), (71, 122040), (72, 120345), (90, 96276), (108, 80230), (113, 76680), (120, 72207), (135, 64184), (142, 61020), (180, 48138), (213, 40680), (216, 40115), (226, 38340), (270, 32092), (284, 30510), (339, 25560), (355, 24408), (360, 24069), (426, 20340), (452, 19170), (540, 16046), (565, 15336), (568, 15255), (639, 13560), (678, 12780), (710, 12204), (852, 10170), (904, 9585), (1017, 8520), (1065, 8136), (1080, 8023), (1130, 7668), (1278, 6780), (1356, 6390), (1420, 6102), (1695, 5112), (1704, 5085), (1917, 4520), (2034, 4260), (2130, 4068), (2260, 3834), (2556, 3390), (2712, 3195), (2840, 3051)]