133045780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{349}}^1\times {\mathrm{389}}^1$

素因数の和:761

約数の個数: 72

約数和(自身を含む): 326781000

約数和(自身を除く): 193735220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 349, 389, 490, 698, 778, 980, 1396, 1556, 1745, 1945, 2443, 2723, 3490, 3890, 4886, 5446, 6980, 7780, 9772, 10892, 12215, 13615, 17101, 19061, 24430, 27230, 34202, 38122, 48860, 54460, 68404, 76244, 85505, 95305, 135761, 171010, 190610, 271522, 342020, 381220, 543044, 678805, 950327, 1357610, 1900654, 2715220, 3801308, 4751635, 6652289, 9503270, 13304578, 19006540, 26609156, 33261445, 66522890, 133045780]

約数ペア:

[(1, 133045780), (2, 66522890), (4, 33261445), (5, 26609156), (7, 19006540), (10, 13304578), (14, 9503270), (20, 6652289), (28, 4751635), (35, 3801308), (49, 2715220), (70, 1900654), (98, 1357610), (140, 950327), (196, 678805), (245, 543044), (349, 381220), (389, 342020), (490, 271522), (698, 190610), (778, 171010), (980, 135761), (1396, 95305), (1556, 85505), (1745, 76244), (1945, 68404), (2443, 54460), (2723, 48860), (3490, 38122), (3890, 34202), (4886, 27230), (5446, 24430), (6980, 19061), (7780, 17101), (9772, 13615), (10892, 12215)]