239694080

素因数分解:

$2^8\times 5^1\times {\mathrm{271}}^1\times {\mathrm{691}}^1$

素因数の和:983

約数の個数: 72

約数和(自身を含む): 577094784

約数和(自身を除く): 337400704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 271, 320, 542, 640, 691, 1084, 1280, 1355, 1382, 2168, 2710, 2764, 3455, 4336, 5420, 5528, 6910, 8672, 10840, 11056, 13820, 17344, 21680, 22112, 27640, 34688, 43360, 44224, 55280, 69376, 86720, 88448, 110560, 173440, 176896, 187261, 221120, 346880, 374522, 442240, 749044, 884480, 936305, 1498088, 1872610, 2996176, 3745220, 5992352, 7490440, 11984704, 14980880, 23969408, 29961760, 47938816, 59923520, 119847040, 239694080]

約数ペア:

[(1, 239694080), (2, 119847040), (4, 59923520), (5, 47938816), (8, 29961760), (10, 23969408), (16, 14980880), (20, 11984704), (32, 7490440), (40, 5992352), (64, 3745220), (80, 2996176), (128, 1872610), (160, 1498088), (256, 936305), (271, 884480), (320, 749044), (542, 442240), (640, 374522), (691, 346880), (1084, 221120), (1280, 187261), (1355, 176896), (1382, 173440), (2168, 110560), (2710, 88448), (2764, 86720), (3455, 69376), (4336, 55280), (5420, 44224), (5528, 43360), (6910, 34688), (8672, 27640), (10840, 22112), (11056, 21680), (13820, 17344)]