130716080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1669}}^1$

素因数の和:1782

約数の個数: 80

約数和(自身を含む): 335469600

約数和(自身を除く): 204753520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 89, 110, 176, 178, 220, 356, 440, 445, 712, 880, 890, 979, 1424, 1669, 1780, 1958, 3338, 3560, 3916, 4895, 6676, 7120, 7832, 8345, 9790, 13352, 15664, 16690, 18359, 19580, 26704, 33380, 36718, 39160, 66760, 73436, 78320, 91795, 133520, 146872, 148541, 183590, 293744, 297082, 367180, 594164, 734360, 742705, 1188328, 1468720, 1485410, 1633951, 2376656, 2970820, 3267902, 5941640, 6535804, 8169755, 11883280, 13071608, 16339510, 26143216, 32679020, 65358040, 130716080]

約数ペア:

[(1, 130716080), (2, 65358040), (4, 32679020), (5, 26143216), (8, 16339510), (10, 13071608), (11, 11883280), (16, 8169755), (20, 6535804), (22, 5941640), (40, 3267902), (44, 2970820), (55, 2376656), (80, 1633951), (88, 1485410), (89, 1468720), (110, 1188328), (176, 742705), (178, 734360), (220, 594164), (356, 367180), (440, 297082), (445, 293744), (712, 183590), (880, 148541), (890, 146872), (979, 133520), (1424, 91795), (1669, 78320), (1780, 73436), (1958, 66760), (3338, 39160), (3560, 36718), (3916, 33380), (4895, 26704), (6676, 19580), (7120, 18359), (7832, 16690), (8345, 15664), (9790, 13352)]