64923760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:407

約数の個数: 120

約数和(自身を含む): 175145040

約数和(自身を除く): 110221280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 121, 152, 176, 190, 209, 220, 242, 304, 353, 380, 418, 440, 484, 605, 706, 760, 836, 880, 968, 1045, 1210, 1412, 1520, 1672, 1765, 1936, 2090, 2299, 2420, 2824, 3344, 3530, 3883, 4180, 4598, 4840, 5648, 6707, 7060, 7766, 8360, 9196, 9680, 11495, 13414, 14120, 15532, 16720, 18392, 19415, 22990, 26828, 28240, 31064, 33535, 36784, 38830, 42713, 45980, 53656, 62128, 67070, 73777, 77660, 85426, 91960, 107312, 134140, 147554, 155320, 170852, 183920, 213565, 268280, 295108, 310640, 341704, 368885, 427130, 536560, 590216, 683408, 737770, 811547, 854260, 1180432, 1475540, 1623094, 1708520, 2951080, 3246188, 3417040, 4057735, 5902160, 6492376, 8115470, 12984752, 16230940, 32461880, 64923760]

約数ペア:

[(1, 64923760), (2, 32461880), (4, 16230940), (5, 12984752), (8, 8115470), (10, 6492376), (11, 5902160), (16, 4057735), (19, 3417040), (20, 3246188), (22, 2951080), (38, 1708520), (40, 1623094), (44, 1475540), (55, 1180432), (76, 854260), (80, 811547), (88, 737770), (95, 683408), (110, 590216), (121, 536560), (152, 427130), (176, 368885), (190, 341704), (209, 310640), (220, 295108), (242, 268280), (304, 213565), (353, 183920), (380, 170852), (418, 155320), (440, 147554), (484, 134140), (605, 107312), (706, 91960), (760, 85426), (836, 77660), (880, 73777), (968, 67070), (1045, 62128), (1210, 53656), (1412, 45980), (1520, 42713), (1672, 38830), (1765, 36784), (1936, 33535), (2090, 31064), (2299, 28240), (2420, 26828), (2824, 22990), (3344, 19415), (3530, 18392), (3883, 16720), (4180, 15532), (4598, 14120), (4840, 13414), (5648, 11495), (6707, 9680), (7060, 9196), (7766, 8360)]