151477240

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:664

約数の個数: 64

約数和(自身を含む): 350697600

約数和(自身を除く): 199220360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 197, 235, 376, 394, 409, 470, 788, 818, 940, 985, 1576, 1636, 1880, 1970, 2045, 3272, 3940, 4090, 7880, 8180, 9259, 16360, 18518, 19223, 37036, 38446, 46295, 74072, 76892, 80573, 92590, 96115, 153784, 161146, 185180, 192230, 322292, 370360, 384460, 402865, 644584, 768920, 805730, 1611460, 3222920, 3786931, 7573862, 15147724, 18934655, 30295448, 37869310, 75738620, 151477240]

約数ペア:

[(1, 151477240), (2, 75738620), (4, 37869310), (5, 30295448), (8, 18934655), (10, 15147724), (20, 7573862), (40, 3786931), (47, 3222920), (94, 1611460), (188, 805730), (197, 768920), (235, 644584), (376, 402865), (394, 384460), (409, 370360), (470, 322292), (788, 192230), (818, 185180), (940, 161146), (985, 153784), (1576, 96115), (1636, 92590), (1880, 80573), (1970, 76892), (2045, 74072), (3272, 46295), (3940, 38446), (4090, 37036), (7880, 19223), (8180, 18518), (9259, 16360)]