55087480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:269

約数の個数: 128

約数和(自身を含む): 153031680

約数和(自身を除く): 97944200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 71, 85, 119, 136, 140, 142, 163, 170, 238, 280, 284, 326, 340, 355, 476, 497, 568, 595, 652, 680, 710, 815, 952, 994, 1141, 1190, 1207, 1304, 1420, 1630, 1988, 2282, 2380, 2414, 2485, 2771, 2840, 3260, 3976, 4564, 4760, 4828, 4970, 5542, 5705, 6035, 6520, 8449, 9128, 9656, 9940, 11084, 11410, 11573, 12070, 13855, 16898, 19397, 19880, 22168, 22820, 23146, 24140, 27710, 33796, 38794, 42245, 45640, 46292, 48280, 55420, 57865, 67592, 77588, 81011, 84490, 92584, 96985, 110840, 115730, 155176, 162022, 168980, 193970, 196741, 231460, 324044, 337960, 387940, 393482, 405055, 462920, 648088, 775880, 786964, 810110, 983705, 1377187, 1573928, 1620220, 1967410, 2754374, 3240440, 3934820, 5508748, 6885935, 7869640, 11017496, 13771870, 27543740, 55087480]

約数ペア:

[(1, 55087480), (2, 27543740), (4, 13771870), (5, 11017496), (7, 7869640), (8, 6885935), (10, 5508748), (14, 3934820), (17, 3240440), (20, 2754374), (28, 1967410), (34, 1620220), (35, 1573928), (40, 1377187), (56, 983705), (68, 810110), (70, 786964), (71, 775880), (85, 648088), (119, 462920), (136, 405055), (140, 393482), (142, 387940), (163, 337960), (170, 324044), (238, 231460), (280, 196741), (284, 193970), (326, 168980), (340, 162022), (355, 155176), (476, 115730), (497, 110840), (568, 96985), (595, 92584), (652, 84490), (680, 81011), (710, 77588), (815, 67592), (952, 57865), (994, 55420), (1141, 48280), (1190, 46292), (1207, 45640), (1304, 42245), (1420, 38794), (1630, 33796), (1988, 27710), (2282, 24140), (2380, 23146), (2414, 22820), (2485, 22168), (2771, 19880), (2840, 19397), (3260, 16898), (3976, 13855), (4564, 12070), (4760, 11573), (4828, 11410), (4970, 11084), (5542, 9940), (5705, 9656), (6035, 9128), (6520, 8449)]