305566720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1613}}^1$

素因数の和:1675

約数の個数: 88

約数和(自身を含む): 753279624

約数和(自身を除く): 447712904

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, 1024, 1184, 1280, 1480, 1613, 2368, 2560, 2960, 3226, 4736, 5120, 5920, 6452, 8065, 9472, 11840, 12904, 16130, 18944, 23680, 25808, 32260, 37888, 47360, 51616, 59681, 64520, 94720, 103232, 119362, 129040, 189440, 206464, 238724, 258080, 298405, 412928, 477448, 516160, 596810, 825856, 954896, 1032320, 1193620, 1651712, 1909792, 2064640, 2387240, 3819584, 4129280, 4774480, 7639168, 8258560, 9548960, 15278336, 19097920, 30556672, 38195840, 61113344, 76391680, 152783360, 305566720]

約数ペア:

[(1, 305566720), (2, 152783360), (4, 76391680), (5, 61113344), (8, 38195840), (10, 30556672), (16, 19097920), (20, 15278336), (32, 9548960), (37, 8258560), (40, 7639168), (64, 4774480), (74, 4129280), (80, 3819584), (128, 2387240), (148, 2064640), (160, 1909792), (185, 1651712), (256, 1193620), (296, 1032320), (320, 954896), (370, 825856), (512, 596810), (592, 516160), (640, 477448), (740, 412928), (1024, 298405), (1184, 258080), (1280, 238724), (1480, 206464), (1613, 189440), (2368, 129040), (2560, 119362), (2960, 103232), (3226, 94720), (4736, 64520), (5120, 59681), (5920, 51616), (6452, 47360), (8065, 37888), (9472, 32260), (11840, 25808), (12904, 23680), (16130, 18944)]