7928536140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{898927}}^1$

素因数の和:898956

約数の個数: 108

約数和(自身を含む): 27976437216

約数和(自身を除く): 20047901076

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 898927, 1797854, 2696781, 3595708, 4494635, 5393562, 6292489, 8090343, 8989270, 10787124, 12584978, 13483905, 16180686, 17978540, 18877467, 25169956, 26967810, 31462445, 32361372, 37754934, 40451715, 44047423, 53935620, 56632401, 62924890, 75509868, 80903430, 88094846, 94387335, 113264802, 125849780, 132142269, 161806860, 176189692, 188774670, 220237115, 226529604, 264284538, 283162005, 377549340, 396426807, 440474230, 528569076, 566324010, 660711345, 792853614, 880948460, 1132648020, 1321422690, 1585707228, 1982134035, 2642845380, 3964268070, 7928536140]

約数ペア:

[(1, 7928536140), (2, 3964268070), (3, 2642845380), (4, 1982134035), (5, 1585707228), (6, 1321422690), (7, 1132648020), (9, 880948460), (10, 792853614), (12, 660711345), (14, 566324010), (15, 528569076), (18, 440474230), (20, 396426807), (21, 377549340), (28, 283162005), (30, 264284538), (35, 226529604), (36, 220237115), (42, 188774670), (45, 176189692), (49, 161806860), (60, 132142269), (63, 125849780), (70, 113264802), (84, 94387335), (90, 88094846), (98, 80903430), (105, 75509868), (126, 62924890), (140, 56632401), (147, 53935620), (180, 44047423), (196, 40451715), (210, 37754934), (245, 32361372), (252, 31462445), (294, 26967810), (315, 25169956), (420, 18877467), (441, 17978540), (490, 16180686), (588, 13483905), (630, 12584978), (735, 10787124), (882, 8989270), (980, 8090343), (1260, 6292489), (1470, 5393562), (1764, 4494635), (2205, 3595708), (2940, 2696781), (4410, 1797854), (8820, 898927)]