199998504

素因数分解:

$2^3\times 3^3\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:472

約数の個数: 128

約数和(自身を含む): 579427200

約数和(自身を除く): 379428696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 61, 72, 86, 108, 122, 129, 172, 183, 216, 244, 258, 344, 353, 366, 387, 488, 516, 549, 706, 732, 774, 1032, 1059, 1098, 1161, 1412, 1464, 1548, 1647, 2118, 2196, 2322, 2623, 2824, 3096, 3177, 3294, 4236, 4392, 4644, 5246, 6354, 6588, 7869, 8472, 9288, 9531, 10492, 12708, 13176, 15179, 15738, 19062, 20984, 21533, 23607, 25416, 30358, 31476, 38124, 43066, 45537, 47214, 60716, 62952, 64599, 70821, 76248, 86132, 91074, 94428, 121432, 129198, 136611, 141642, 172264, 182148, 188856, 193797, 258396, 273222, 283284, 364296, 387594, 409833, 516792, 546444, 566568, 581391, 775188, 819666, 925919, 1092888, 1162782, 1550376, 1639332, 1851838, 2325564, 2777757, 3278664, 3703676, 4651128, 5555514, 7407352, 8333271, 11111028, 16666542, 22222056, 24999813, 33333084, 49999626, 66666168, 99999252, 199998504]

約数ペア:

[(1, 199998504), (2, 99999252), (3, 66666168), (4, 49999626), (6, 33333084), (8, 24999813), (9, 22222056), (12, 16666542), (18, 11111028), (24, 8333271), (27, 7407352), (36, 5555514), (43, 4651128), (54, 3703676), (61, 3278664), (72, 2777757), (86, 2325564), (108, 1851838), (122, 1639332), (129, 1550376), (172, 1162782), (183, 1092888), (216, 925919), (244, 819666), (258, 775188), (344, 581391), (353, 566568), (366, 546444), (387, 516792), (488, 409833), (516, 387594), (549, 364296), (706, 283284), (732, 273222), (774, 258396), (1032, 193797), (1059, 188856), (1098, 182148), (1161, 172264), (1412, 141642), (1464, 136611), (1548, 129198), (1647, 121432), (2118, 94428), (2196, 91074), (2322, 86132), (2623, 76248), (2824, 70821), (3096, 64599), (3177, 62952), (3294, 60716), (4236, 47214), (4392, 45537), (4644, 43066), (5246, 38124), (6354, 31476), (6588, 30358), (7869, 25416), (8472, 23607), (9288, 21533), (9531, 20984), (10492, 19062), (12708, 15738), (13176, 15179)]