1331192960

素因数分解:

$2^7\times 5^1\times {\mathrm{73}}^1\times {\mathrm{28493}}^1$

素因数の和:28585

約数の個数: 64

約数和(自身を含む): 3226090680

約数和(自身を除く): 1894897720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 292, 320, 365, 584, 640, 730, 1168, 1460, 2336, 2920, 4672, 5840, 9344, 11680, 23360, 28493, 46720, 56986, 113972, 142465, 227944, 284930, 455888, 569860, 911776, 1139720, 1823552, 2079989, 2279440, 3647104, 4159978, 4558880, 8319956, 9117760, 10399945, 16639912, 18235520, 20799890, 33279824, 41599780, 66559648, 83199560, 133119296, 166399120, 266238592, 332798240, 665596480, 1331192960]

約数ペア:

[(1, 1331192960), (2, 665596480), (4, 332798240), (5, 266238592), (8, 166399120), (10, 133119296), (16, 83199560), (20, 66559648), (32, 41599780), (40, 33279824), (64, 20799890), (73, 18235520), (80, 16639912), (128, 10399945), (146, 9117760), (160, 8319956), (292, 4558880), (320, 4159978), (365, 3647104), (584, 2279440), (640, 2079989), (730, 1823552), (1168, 1139720), (1460, 911776), (2336, 569860), (2920, 455888), (4672, 284930), (5840, 227944), (9344, 142465), (11680, 113972), (23360, 56986), (28493, 46720)]