66180320

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{839}}^1$

素因数の和:900

約数の個数: 96

約数和(自身を含む): 171460800

約数和(自身を除く): 105280480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 32, 34, 40, 58, 68, 80, 85, 116, 136, 145, 160, 170, 232, 272, 290, 340, 464, 493, 544, 580, 680, 839, 928, 986, 1160, 1360, 1678, 1972, 2320, 2465, 2720, 3356, 3944, 4195, 4640, 4930, 6712, 7888, 8390, 9860, 13424, 14263, 15776, 16780, 19720, 24331, 26848, 28526, 33560, 39440, 48662, 57052, 67120, 71315, 78880, 97324, 114104, 121655, 134240, 142630, 194648, 228208, 243310, 285260, 389296, 413627, 456416, 486620, 570520, 778592, 827254, 973240, 1141040, 1654508, 1946480, 2068135, 2282080, 3309016, 3892960, 4136270, 6618032, 8272540, 13236064, 16545080, 33090160, 66180320]

約数ペア:

[(1, 66180320), (2, 33090160), (4, 16545080), (5, 13236064), (8, 8272540), (10, 6618032), (16, 4136270), (17, 3892960), (20, 3309016), (29, 2282080), (32, 2068135), (34, 1946480), (40, 1654508), (58, 1141040), (68, 973240), (80, 827254), (85, 778592), (116, 570520), (136, 486620), (145, 456416), (160, 413627), (170, 389296), (232, 285260), (272, 243310), (290, 228208), (340, 194648), (464, 142630), (493, 134240), (544, 121655), (580, 114104), (680, 97324), (839, 78880), (928, 71315), (986, 67120), (1160, 57052), (1360, 48662), (1678, 39440), (1972, 33560), (2320, 28526), (2465, 26848), (2720, 24331), (3356, 19720), (3944, 16780), (4195, 15776), (4640, 14263), (4930, 13424), (6712, 9860), (7888, 8390)]