145473280

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3919}}^1$

素因数の和:3969

約数の個数: 72

約数和(自身を含む): 360561600

約数和(自身を除く): 215088320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 580, 640, 928, 1160, 1280, 1856, 2320, 3712, 3919, 4640, 7424, 7838, 9280, 15676, 18560, 19595, 31352, 37120, 39190, 62704, 78380, 113651, 125408, 156760, 227302, 250816, 313520, 454604, 501632, 568255, 627040, 909208, 1003264, 1136510, 1254080, 1818416, 2273020, 2508160, 3636832, 4546040, 5016320, 7273664, 9092080, 14547328, 18184160, 29094656, 36368320, 72736640, 145473280]

約数ペア:

[(1, 145473280), (2, 72736640), (4, 36368320), (5, 29094656), (8, 18184160), (10, 14547328), (16, 9092080), (20, 7273664), (29, 5016320), (32, 4546040), (40, 3636832), (58, 2508160), (64, 2273020), (80, 1818416), (116, 1254080), (128, 1136510), (145, 1003264), (160, 909208), (232, 627040), (256, 568255), (290, 501632), (320, 454604), (464, 313520), (580, 250816), (640, 227302), (928, 156760), (1160, 125408), (1280, 113651), (1856, 78380), (2320, 62704), (3712, 39190), (3919, 37120), (4640, 31352), (7424, 19595), (7838, 18560), (9280, 15676)]