71627220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{2707}}^1$

素因数の和:2739

約数の個数: 144

約数和(自身を含む): 259318080

約数和(自身を除く): 187690860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2707, 2940, 3780, 4410, 5292, 5414, 6615, 8121, 8820, 10828, 13230, 13535, 16242, 18949, 24363, 26460, 27070, 32484, 37898, 40605, 48726, 54140, 56847, 73089, 75796, 81210, 94745, 97452, 113694, 121815, 132643, 146178, 162420, 170541, 189490, 227388, 243630, 265286, 284235, 292356, 341082, 365445, 378980, 397929, 487260, 511623, 530572, 568470, 663215, 682164, 730890, 795858, 852705, 1023246, 1136940, 1193787, 1326430, 1461780, 1591716, 1705410, 1989645, 2046492, 2387574, 2558115, 2652860, 3410820, 3581361, 3979290, 4775148, 5116230, 5968935, 7162722, 7958580, 10232460, 11937870, 14325444, 17906805, 23875740, 35813610, 71627220]

約数ペア:

[(1, 71627220), (2, 35813610), (3, 23875740), (4, 17906805), (5, 14325444), (6, 11937870), (7, 10232460), (9, 7958580), (10, 7162722), (12, 5968935), (14, 5116230), (15, 4775148), (18, 3979290), (20, 3581361), (21, 3410820), (27, 2652860), (28, 2558115), (30, 2387574), (35, 2046492), (36, 1989645), (42, 1705410), (45, 1591716), (49, 1461780), (54, 1326430), (60, 1193787), (63, 1136940), (70, 1023246), (84, 852705), (90, 795858), (98, 730890), (105, 682164), (108, 663215), (126, 568470), (135, 530572), (140, 511623), (147, 487260), (180, 397929), (189, 378980), (196, 365445), (210, 341082), (245, 292356), (252, 284235), (270, 265286), (294, 243630), (315, 227388), (378, 189490), (420, 170541), (441, 162420), (490, 146178), (540, 132643), (588, 121815), (630, 113694), (735, 97452), (756, 94745), (882, 81210), (945, 75796), (980, 73089), (1260, 56847), (1323, 54140), (1470, 48726), (1764, 40605), (1890, 37898), (2205, 32484), (2646, 27070), (2707, 26460), (2940, 24363), (3780, 18949), (4410, 16242), (5292, 13535), (5414, 13230), (6615, 10828), (8121, 8820)]