408480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:78

約数の個数: 96

約数和(自身を含む): 1378944

約数和(自身を除く): 970464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 37, 40, 46, 48, 60, 69, 74, 80, 92, 96, 111, 115, 120, 138, 148, 160, 184, 185, 222, 230, 240, 276, 296, 345, 368, 370, 444, 460, 480, 552, 555, 592, 690, 736, 740, 851, 888, 920, 1104, 1110, 1184, 1380, 1480, 1702, 1776, 1840, 2208, 2220, 2553, 2760, 2960, 3404, 3552, 3680, 4255, 4440, 5106, 5520, 5920, 6808, 8510, 8880, 10212, 11040, 12765, 13616, 17020, 17760, 20424, 25530, 27232, 34040, 40848, 51060, 68080, 81696, 102120, 136160, 204240, 408480]

約数ペア:

[(1, 408480), (2, 204240), (3, 136160), (4, 102120), (5, 81696), (6, 68080), (8, 51060), (10, 40848), (12, 34040), (15, 27232), (16, 25530), (20, 20424), (23, 17760), (24, 17020), (30, 13616), (32, 12765), (37, 11040), (40, 10212), (46, 8880), (48, 8510), (60, 6808), (69, 5920), (74, 5520), (80, 5106), (92, 4440), (96, 4255), (111, 3680), (115, 3552), (120, 3404), (138, 2960), (148, 2760), (160, 2553), (184, 2220), (185, 2208), (222, 1840), (230, 1776), (240, 1702), (276, 1480), (296, 1380), (345, 1184), (368, 1110), (370, 1104), (444, 920), (460, 888), (480, 851), (552, 740), (555, 736), (592, 690)]