71913780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67}}^2\times {\mathrm{89}}^1$

素因数の和:238

約数の個数: 108

約数和(自身を含む): 223930980

約数和(自身を除く): 152017200

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 67, 89, 90, 134, 178, 180, 201, 267, 268, 335, 356, 402, 445, 534, 603, 670, 801, 804, 890, 1005, 1068, 1206, 1335, 1340, 1602, 1780, 2010, 2412, 2670, 3015, 3204, 4005, 4020, 4489, 5340, 5963, 6030, 8010, 8978, 11926, 12060, 13467, 16020, 17889, 17956, 22445, 23852, 26934, 29815, 35778, 40401, 44890, 53667, 53868, 59630, 67335, 71556, 80802, 89445, 89780, 107334, 119260, 134670, 161604, 178890, 202005, 214668, 268335, 269340, 357780, 399521, 404010, 536670, 799042, 808020, 1073340, 1198563, 1598084, 1997605, 2397126, 3595689, 3995210, 4794252, 5992815, 7191378, 7990420, 11985630, 14382756, 17978445, 23971260, 35956890, 71913780]

約数ペア:

[(1, 71913780), (2, 35956890), (3, 23971260), (4, 17978445), (5, 14382756), (6, 11985630), (9, 7990420), (10, 7191378), (12, 5992815), (15, 4794252), (18, 3995210), (20, 3595689), (30, 2397126), (36, 1997605), (45, 1598084), (60, 1198563), (67, 1073340), (89, 808020), (90, 799042), (134, 536670), (178, 404010), (180, 399521), (201, 357780), (267, 269340), (268, 268335), (335, 214668), (356, 202005), (402, 178890), (445, 161604), (534, 134670), (603, 119260), (670, 107334), (801, 89780), (804, 89445), (890, 80802), (1005, 71556), (1068, 67335), (1206, 59630), (1335, 53868), (1340, 53667), (1602, 44890), (1780, 40401), (2010, 35778), (2412, 29815), (2670, 26934), (3015, 23852), (3204, 22445), (4005, 17956), (4020, 17889), (4489, 16020), (5340, 13467), (5963, 12060), (6030, 11926), (8010, 8978)]