265311489740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{222379}}^1$

素因数の和:222456

約数の個数: 144

約数和(自身を含む): 670795927200

約数和(自身を除く): 405484437460

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 29, 34, 44, 55, 58, 68, 85, 110, 116, 121, 145, 170, 187, 220, 242, 290, 319, 340, 374, 484, 493, 580, 605, 638, 748, 935, 986, 1210, 1276, 1595, 1870, 1972, 2057, 2420, 2465, 3190, 3509, 3740, 4114, 4930, 5423, 6380, 7018, 8228, 9860, 10285, 10846, 14036, 17545, 20570, 21692, 27115, 35090, 41140, 54230, 59653, 70180, 108460, 119306, 222379, 238612, 298265, 444758, 596530, 889516, 1111895, 1193060, 2223790, 2446169, 3780443, 4447580, 4892338, 6448991, 7560886, 9784676, 12230845, 12897982, 15121772, 18902215, 24461690, 25795964, 26907859, 32244955, 37804430, 41584873, 48923380, 53815718, 64489910, 70938901, 75608860, 83169746, 107631436, 109632847, 128979820, 134539295, 141877802, 166339492, 207924365, 219265694, 269078590, 283755604, 354694505, 415848730, 438531388, 457433603, 538157180, 548164235, 709389010, 780327911, 831697460, 914867206, 1096328470, 1205961317, 1418778020, 1560655822, 1829734412, 2192656940, 2287168015, 2411922634, 3121311644, 3901639555, 4574336030, 4823845268, 6029806585, 7803279110, 9148672060, 12059613170, 13265574487, 15606558220, 24119226340, 26531148974, 53062297948, 66327872435, 132655744870, 265311489740]

約数ペア:

[(1, 265311489740), (2, 132655744870), (4, 66327872435), (5, 53062297948), (10, 26531148974), (11, 24119226340), (17, 15606558220), (20, 13265574487), (22, 12059613170), (29, 9148672060), (34, 7803279110), (44, 6029806585), (55, 4823845268), (58, 4574336030), (68, 3901639555), (85, 3121311644), (110, 2411922634), (116, 2287168015), (121, 2192656940), (145, 1829734412), (170, 1560655822), (187, 1418778020), (220, 1205961317), (242, 1096328470), (290, 914867206), (319, 831697460), (340, 780327911), (374, 709389010), (484, 548164235), (493, 538157180), (580, 457433603), (605, 438531388), (638, 415848730), (748, 354694505), (935, 283755604), (986, 269078590), (1210, 219265694), (1276, 207924365), (1595, 166339492), (1870, 141877802), (1972, 134539295), (2057, 128979820), (2420, 109632847), (2465, 107631436), (3190, 83169746), (3509, 75608860), (3740, 70938901), (4114, 64489910), (4930, 53815718), (5423, 48923380), (6380, 41584873), (7018, 37804430), (8228, 32244955), (9860, 26907859), (10285, 25795964), (10846, 24461690), (14036, 18902215), (17545, 15121772), (20570, 12897982), (21692, 12230845), (27115, 9784676), (35090, 7560886), (41140, 6448991), (54230, 4892338), (59653, 4447580), (70180, 3780443), (108460, 2446169), (119306, 2223790), (222379, 1193060), (238612, 1111895), (298265, 889516), (444758, 596530)]