72545550

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{571}}^1$

素因数の和:615

約数の個数: 144

約数和(自身を含む): 226402176

約数和(自身を除く): 153856626

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 25, 30, 33, 35, 42, 50, 55, 66, 70, 75, 77, 105, 110, 121, 150, 154, 165, 175, 210, 231, 242, 275, 330, 350, 363, 385, 462, 525, 550, 571, 605, 726, 770, 825, 847, 1050, 1142, 1155, 1210, 1650, 1694, 1713, 1815, 1925, 2310, 2541, 2855, 3025, 3426, 3630, 3850, 3997, 4235, 5082, 5710, 5775, 6050, 6281, 7994, 8470, 8565, 9075, 11550, 11991, 12562, 12705, 14275, 17130, 18150, 18843, 19985, 21175, 23982, 25410, 28550, 31405, 37686, 39970, 42350, 42825, 43967, 59955, 62810, 63525, 69091, 85650, 87934, 94215, 99925, 119910, 127050, 131901, 138182, 157025, 188430, 199850, 207273, 219835, 263802, 299775, 314050, 345455, 414546, 439670, 471075, 483637, 599550, 659505, 690910, 942150, 967274, 1036365, 1099175, 1319010, 1450911, 1727275, 2072730, 2198350, 2418185, 2901822, 3297525, 3454550, 4836370, 5181825, 6595050, 7254555, 10363650, 12090925, 14509110, 24181850, 36272775, 72545550]

約数ペア:

[(1, 72545550), (2, 36272775), (3, 24181850), (5, 14509110), (6, 12090925), (7, 10363650), (10, 7254555), (11, 6595050), (14, 5181825), (15, 4836370), (21, 3454550), (22, 3297525), (25, 2901822), (30, 2418185), (33, 2198350), (35, 2072730), (42, 1727275), (50, 1450911), (55, 1319010), (66, 1099175), (70, 1036365), (75, 967274), (77, 942150), (105, 690910), (110, 659505), (121, 599550), (150, 483637), (154, 471075), (165, 439670), (175, 414546), (210, 345455), (231, 314050), (242, 299775), (275, 263802), (330, 219835), (350, 207273), (363, 199850), (385, 188430), (462, 157025), (525, 138182), (550, 131901), (571, 127050), (605, 119910), (726, 99925), (770, 94215), (825, 87934), (847, 85650), (1050, 69091), (1142, 63525), (1155, 62810), (1210, 59955), (1650, 43967), (1694, 42825), (1713, 42350), (1815, 39970), (1925, 37686), (2310, 31405), (2541, 28550), (2855, 25410), (3025, 23982), (3426, 21175), (3630, 19985), (3850, 18843), (3997, 18150), (4235, 17130), (5082, 14275), (5710, 12705), (5775, 12562), (6050, 11991), (6281, 11550), (7994, 9075), (8470, 8565)]