208023720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{23747}}^1$

素因数の和:23834

約数の個数: 64

約数和(自身を含む): 632646720

約数和(自身を除く): 424623000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 146, 219, 292, 365, 438, 584, 730, 876, 1095, 1460, 1752, 2190, 2920, 4380, 8760, 23747, 47494, 71241, 94988, 118735, 142482, 189976, 237470, 284964, 356205, 474940, 569928, 712410, 949880, 1424820, 1733531, 2849640, 3467062, 5200593, 6934124, 8667655, 10401186, 13868248, 17335310, 20802372, 26002965, 34670620, 41604744, 52005930, 69341240, 104011860, 208023720]

約数ペア:

[(1, 208023720), (2, 104011860), (3, 69341240), (4, 52005930), (5, 41604744), (6, 34670620), (8, 26002965), (10, 20802372), (12, 17335310), (15, 13868248), (20, 10401186), (24, 8667655), (30, 6934124), (40, 5200593), (60, 3467062), (73, 2849640), (120, 1733531), (146, 1424820), (219, 949880), (292, 712410), (365, 569928), (438, 474940), (584, 356205), (730, 284964), (876, 237470), (1095, 189976), (1460, 142482), (1752, 118735), (2190, 94988), (2920, 71241), (4380, 47494), (8760, 23747)]