664890940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5813}}^1$

素因数の和:5891

約数の個数: 96

約数和(自身を含む): 1719083520

約数和(自身を除く): 1054192580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 43, 70, 76, 86, 95, 133, 140, 172, 190, 215, 266, 301, 380, 430, 532, 602, 665, 817, 860, 1204, 1330, 1505, 1634, 2660, 3010, 3268, 4085, 5719, 5813, 6020, 8170, 11438, 11626, 16340, 22876, 23252, 28595, 29065, 40691, 57190, 58130, 81382, 110447, 114380, 116260, 162764, 203455, 220894, 249959, 406910, 441788, 499918, 552235, 773129, 813820, 999836, 1104470, 1249795, 1546258, 1749713, 2208940, 2499590, 3092516, 3499426, 3865645, 4749221, 4999180, 6998852, 7731290, 8748565, 9498442, 15462580, 17497130, 18996884, 23746105, 33244547, 34994260, 47492210, 66489094, 94984420, 132978188, 166222735, 332445470, 664890940]

約数ペア:

[(1, 664890940), (2, 332445470), (4, 166222735), (5, 132978188), (7, 94984420), (10, 66489094), (14, 47492210), (19, 34994260), (20, 33244547), (28, 23746105), (35, 18996884), (38, 17497130), (43, 15462580), (70, 9498442), (76, 8748565), (86, 7731290), (95, 6998852), (133, 4999180), (140, 4749221), (172, 3865645), (190, 3499426), (215, 3092516), (266, 2499590), (301, 2208940), (380, 1749713), (430, 1546258), (532, 1249795), (602, 1104470), (665, 999836), (817, 813820), (860, 773129), (1204, 552235), (1330, 499918), (1505, 441788), (1634, 406910), (2660, 249959), (3010, 220894), (3268, 203455), (4085, 162764), (5719, 116260), (5813, 114380), (6020, 110447), (8170, 81382), (11438, 58130), (11626, 57190), (16340, 40691), (22876, 29065), (23252, 28595)]