121525760

素因数分解:

$2^9\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1283}}^1$

素因数の和:1343

約数の個数: 80

約数和(自身を含む): 299485296

約数和(自身を除く): 177959536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 512, 592, 640, 740, 1184, 1280, 1283, 1480, 2368, 2560, 2566, 2960, 4736, 5132, 5920, 6415, 9472, 10264, 11840, 12830, 18944, 20528, 23680, 25660, 41056, 47360, 47471, 51320, 82112, 94720, 94942, 102640, 164224, 189884, 205280, 237355, 328448, 379768, 410560, 474710, 656896, 759536, 821120, 949420, 1519072, 1642240, 1898840, 3038144, 3284480, 3797680, 6076288, 7595360, 12152576, 15190720, 24305152, 30381440, 60762880, 121525760]

約数ペア:

[(1, 121525760), (2, 60762880), (4, 30381440), (5, 24305152), (8, 15190720), (10, 12152576), (16, 7595360), (20, 6076288), (32, 3797680), (37, 3284480), (40, 3038144), (64, 1898840), (74, 1642240), (80, 1519072), (128, 949420), (148, 821120), (160, 759536), (185, 656896), (256, 474710), (296, 410560), (320, 379768), (370, 328448), (512, 237355), (592, 205280), (640, 189884), (740, 164224), (1184, 102640), (1280, 94942), (1283, 94720), (1480, 82112), (2368, 51320), (2560, 47471), (2566, 47360), (2960, 41056), (4736, 25660), (5132, 23680), (5920, 20528), (6415, 18944), (9472, 12830), (10264, 11840)]