1330574720

素因数分解:

$2^7\times 5^1\times {\mathrm{139}}^1\times {\mathrm{14957}}^1$

素因数の和:15115

約数の個数: 64

約数和(自身を含む): 3204003600

約数和(自身を除く): 1873428880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 278, 320, 556, 640, 695, 1112, 1390, 2224, 2780, 4448, 5560, 8896, 11120, 14957, 17792, 22240, 29914, 44480, 59828, 74785, 88960, 119656, 149570, 239312, 299140, 478624, 598280, 957248, 1196560, 1914496, 2079023, 2393120, 4158046, 4786240, 8316092, 9572480, 10395115, 16632184, 20790230, 33264368, 41580460, 66528736, 83160920, 133057472, 166321840, 266114944, 332643680, 665287360, 1330574720]

約数ペア:

[(1, 1330574720), (2, 665287360), (4, 332643680), (5, 266114944), (8, 166321840), (10, 133057472), (16, 83160920), (20, 66528736), (32, 41580460), (40, 33264368), (64, 20790230), (80, 16632184), (128, 10395115), (139, 9572480), (160, 8316092), (278, 4786240), (320, 4158046), (556, 2393120), (640, 2079023), (695, 1914496), (1112, 1196560), (1390, 957248), (2224, 598280), (2780, 478624), (4448, 299140), (5560, 239312), (8896, 149570), (11120, 119656), (14957, 88960), (17792, 74785), (22240, 59828), (29914, 44480)]