149678320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4597}}^1$

素因数の和:4658

約数の個数: 80

約数和(自身を含む): 389983968

約数和(自身を除く): 240305648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 74, 80, 88, 110, 148, 176, 185, 220, 296, 370, 407, 440, 592, 740, 814, 880, 1480, 1628, 2035, 2960, 3256, 4070, 4597, 6512, 8140, 9194, 16280, 18388, 22985, 32560, 36776, 45970, 50567, 73552, 91940, 101134, 170089, 183880, 202268, 252835, 340178, 367760, 404536, 505670, 680356, 809072, 850445, 1011340, 1360712, 1700890, 1870979, 2022680, 2721424, 3401780, 3741958, 4045360, 6803560, 7483916, 9354895, 13607120, 14967832, 18709790, 29935664, 37419580, 74839160, 149678320]

約数ペア:

[(1, 149678320), (2, 74839160), (4, 37419580), (5, 29935664), (8, 18709790), (10, 14967832), (11, 13607120), (16, 9354895), (20, 7483916), (22, 6803560), (37, 4045360), (40, 3741958), (44, 3401780), (55, 2721424), (74, 2022680), (80, 1870979), (88, 1700890), (110, 1360712), (148, 1011340), (176, 850445), (185, 809072), (220, 680356), (296, 505670), (370, 404536), (407, 367760), (440, 340178), (592, 252835), (740, 202268), (814, 183880), (880, 170089), (1480, 101134), (1628, 91940), (2035, 73552), (2960, 50567), (3256, 45970), (4070, 36776), (4597, 32560), (6512, 22985), (8140, 18388), (9194, 16280)]