207711800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1163}}^1$

素因数の和:1245

約数の個数: 96

約数和(自身を含む): 519609600

約数和(自身を除く): 311897800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 47, 50, 76, 94, 95, 100, 152, 188, 190, 200, 235, 376, 380, 470, 475, 760, 893, 940, 950, 1163, 1175, 1786, 1880, 1900, 2326, 2350, 3572, 3800, 4465, 4652, 4700, 5815, 7144, 8930, 9304, 9400, 11630, 17860, 22097, 22325, 23260, 29075, 35720, 44194, 44650, 46520, 54661, 58150, 88388, 89300, 109322, 110485, 116300, 176776, 178600, 218644, 220970, 232600, 273305, 437288, 441940, 546610, 552425, 883880, 1038559, 1093220, 1104850, 1366525, 2077118, 2186440, 2209700, 2733050, 4154236, 4419400, 5192795, 5466100, 8308472, 10385590, 10932200, 20771180, 25963975, 41542360, 51927950, 103855900, 207711800]

約数ペア:

[(1, 207711800), (2, 103855900), (4, 51927950), (5, 41542360), (8, 25963975), (10, 20771180), (19, 10932200), (20, 10385590), (25, 8308472), (38, 5466100), (40, 5192795), (47, 4419400), (50, 4154236), (76, 2733050), (94, 2209700), (95, 2186440), (100, 2077118), (152, 1366525), (188, 1104850), (190, 1093220), (200, 1038559), (235, 883880), (376, 552425), (380, 546610), (470, 441940), (475, 437288), (760, 273305), (893, 232600), (940, 220970), (950, 218644), (1163, 178600), (1175, 176776), (1786, 116300), (1880, 110485), (1900, 109322), (2326, 89300), (2350, 88388), (3572, 58150), (3800, 54661), (4465, 46520), (4652, 44650), (4700, 44194), (5815, 35720), (7144, 29075), (8930, 23260), (9304, 22325), (9400, 22097), (11630, 17860)]