204209568

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{557}}^1$

素因数の和:659

約数の個数: 144

約数和(自身を含む): 621522720

約数和(自身を除く): 417313152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 67, 72, 76, 96, 114, 134, 144, 152, 171, 201, 228, 268, 288, 304, 342, 402, 456, 536, 557, 603, 608, 684, 804, 912, 1072, 1114, 1206, 1273, 1368, 1608, 1671, 1824, 2144, 2228, 2412, 2546, 2736, 3216, 3342, 3819, 4456, 4824, 5013, 5092, 5472, 6432, 6684, 7638, 8912, 9648, 10026, 10184, 10583, 11457, 13368, 15276, 17824, 19296, 20052, 20368, 21166, 22914, 26736, 30552, 31749, 37319, 40104, 40736, 42332, 45828, 53472, 61104, 63498, 74638, 80208, 84664, 91656, 95247, 111957, 122208, 126996, 149276, 160416, 169328, 183312, 190494, 223914, 253992, 298552, 335871, 338656, 366624, 380988, 447828, 507984, 597104, 671742, 709061, 761976, 895656, 1015968, 1194208, 1343484, 1418122, 1523952, 1791312, 2127183, 2686968, 2836244, 3047904, 3582624, 4254366, 5373936, 5672488, 6381549, 8508732, 10747872, 11344976, 12763098, 17017464, 22689952, 25526196, 34034928, 51052392, 68069856, 102104784, 204209568]

約数ペア:

[(1, 204209568), (2, 102104784), (3, 68069856), (4, 51052392), (6, 34034928), (8, 25526196), (9, 22689952), (12, 17017464), (16, 12763098), (18, 11344976), (19, 10747872), (24, 8508732), (32, 6381549), (36, 5672488), (38, 5373936), (48, 4254366), (57, 3582624), (67, 3047904), (72, 2836244), (76, 2686968), (96, 2127183), (114, 1791312), (134, 1523952), (144, 1418122), (152, 1343484), (171, 1194208), (201, 1015968), (228, 895656), (268, 761976), (288, 709061), (304, 671742), (342, 597104), (402, 507984), (456, 447828), (536, 380988), (557, 366624), (603, 338656), (608, 335871), (684, 298552), (804, 253992), (912, 223914), (1072, 190494), (1114, 183312), (1206, 169328), (1273, 160416), (1368, 149276), (1608, 126996), (1671, 122208), (1824, 111957), (2144, 95247), (2228, 91656), (2412, 84664), (2546, 80208), (2736, 74638), (3216, 63498), (3342, 61104), (3819, 53472), (4456, 45828), (4824, 42332), (5013, 40736), (5092, 40104), (5472, 37319), (6432, 31749), (6684, 30552), (7638, 26736), (8912, 22914), (9648, 21166), (10026, 20368), (10184, 20052), (10583, 19296), (11457, 17824), (13368, 15276)]