161621760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{42089}}^1$

素因数の和:42113

約数の個数: 72

約数和(自身を含む): 516191760

約数和(自身を除く): 354570000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 42089, 84178, 126267, 168356, 210445, 252534, 336712, 420890, 505068, 631335, 673424, 841780, 1010136, 1262670, 1346848, 1683560, 2020272, 2525340, 2693696, 3367120, 4040544, 5050680, 5387392, 6734240, 8081088, 10101360, 10774784, 13468480, 16162176, 20202720, 26936960, 32324352, 40405440, 53873920, 80810880, 161621760]

約数ペア:

[(1, 161621760), (2, 80810880), (3, 53873920), (4, 40405440), (5, 32324352), (6, 26936960), (8, 20202720), (10, 16162176), (12, 13468480), (15, 10774784), (16, 10101360), (20, 8081088), (24, 6734240), (30, 5387392), (32, 5050680), (40, 4040544), (48, 3367120), (60, 2693696), (64, 2525340), (80, 2020272), (96, 1683560), (120, 1346848), (128, 1262670), (160, 1010136), (192, 841780), (240, 673424), (256, 631335), (320, 505068), (384, 420890), (480, 336712), (640, 252534), (768, 210445), (960, 168356), (1280, 126267), (1920, 84178), (3840, 42089)]