208783400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:256

約数の個数: 192

約数和(自身を含む): 599961600

約数和(自身を除く): 391178200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 47, 50, 56, 70, 76, 94, 95, 100, 133, 140, 152, 167, 175, 188, 190, 200, 235, 266, 280, 329, 334, 350, 376, 380, 470, 475, 532, 658, 665, 668, 700, 760, 835, 893, 940, 950, 1064, 1169, 1175, 1316, 1330, 1336, 1400, 1645, 1670, 1786, 1880, 1900, 2338, 2350, 2632, 2660, 3173, 3290, 3325, 3340, 3572, 3800, 4175, 4465, 4676, 4700, 5320, 5845, 6251, 6346, 6580, 6650, 6680, 7144, 7849, 8225, 8350, 8930, 9352, 9400, 11690, 12502, 12692, 13160, 13300, 15698, 15865, 16450, 16700, 17860, 22211, 22325, 23380, 25004, 25384, 26600, 29225, 31255, 31396, 31730, 32900, 33400, 35720, 39245, 44422, 44650, 46760, 50008, 54943, 58450, 62510, 62792, 63460, 65800, 78490, 79325, 88844, 89300, 109886, 111055, 116900, 125020, 126920, 149131, 156275, 156980, 158650, 177688, 178600, 196225, 219772, 222110, 233800, 250040, 274715, 298262, 312550, 313960, 317300, 392450, 439544, 444220, 549430, 555275, 596524, 625100, 634600, 745655, 784900, 888440, 1043917, 1098860, 1110550, 1193048, 1250200, 1373575, 1491310, 1569800, 2087834, 2197720, 2221100, 2747150, 2982620, 3728275, 4175668, 4442200, 5219585, 5494300, 5965240, 7456550, 8351336, 10439170, 10988600, 14913100, 20878340, 26097925, 29826200, 41756680, 52195850, 104391700, 208783400]

約数ペア:

[(1, 208783400), (2, 104391700), (4, 52195850), (5, 41756680), (7, 29826200), (8, 26097925), (10, 20878340), (14, 14913100), (19, 10988600), (20, 10439170), (25, 8351336), (28, 7456550), (35, 5965240), (38, 5494300), (40, 5219585), (47, 4442200), (50, 4175668), (56, 3728275), (70, 2982620), (76, 2747150), (94, 2221100), (95, 2197720), (100, 2087834), (133, 1569800), (140, 1491310), (152, 1373575), (167, 1250200), (175, 1193048), (188, 1110550), (190, 1098860), (200, 1043917), (235, 888440), (266, 784900), (280, 745655), (329, 634600), (334, 625100), (350, 596524), (376, 555275), (380, 549430), (470, 444220), (475, 439544), (532, 392450), (658, 317300), (665, 313960), (668, 312550), (700, 298262), (760, 274715), (835, 250040), (893, 233800), (940, 222110), (950, 219772), (1064, 196225), (1169, 178600), (1175, 177688), (1316, 158650), (1330, 156980), (1336, 156275), (1400, 149131), (1645, 126920), (1670, 125020), (1786, 116900), (1880, 111055), (1900, 109886), (2338, 89300), (2350, 88844), (2632, 79325), (2660, 78490), (3173, 65800), (3290, 63460), (3325, 62792), (3340, 62510), (3572, 58450), (3800, 54943), (4175, 50008), (4465, 46760), (4676, 44650), (4700, 44422), (5320, 39245), (5845, 35720), (6251, 33400), (6346, 32900), (6580, 31730), (6650, 31396), (6680, 31255), (7144, 29225), (7849, 26600), (8225, 25384), (8350, 25004), (8930, 23380), (9352, 22325), (9400, 22211), (11690, 17860), (12502, 16700), (12692, 16450), (13160, 15865), (13300, 15698)]