631747840

素因数分解:

$2^8\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6761}}^1$

素因数の和:6855

約数の個数: 72

約数和(自身を含む): 1534189608

約数和(自身を除く): 902441768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 256, 292, 320, 365, 584, 640, 730, 1168, 1280, 1460, 2336, 2920, 4672, 5840, 6761, 9344, 11680, 13522, 18688, 23360, 27044, 33805, 46720, 54088, 67610, 93440, 108176, 135220, 216352, 270440, 432704, 493553, 540880, 865408, 987106, 1081760, 1730816, 1974212, 2163520, 2467765, 3948424, 4327040, 4935530, 7896848, 8654080, 9871060, 15793696, 19742120, 31587392, 39484240, 63174784, 78968480, 126349568, 157936960, 315873920, 631747840]

約数ペア:

[(1, 631747840), (2, 315873920), (4, 157936960), (5, 126349568), (8, 78968480), (10, 63174784), (16, 39484240), (20, 31587392), (32, 19742120), (40, 15793696), (64, 9871060), (73, 8654080), (80, 7896848), (128, 4935530), (146, 4327040), (160, 3948424), (256, 2467765), (292, 2163520), (320, 1974212), (365, 1730816), (584, 1081760), (640, 987106), (730, 865408), (1168, 540880), (1280, 493553), (1460, 432704), (2336, 270440), (2920, 216352), (4672, 135220), (5840, 108176), (6761, 93440), (9344, 67610), (11680, 54088), (13522, 46720), (18688, 33805), (23360, 27044)]