405918996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{727}}^1$

素因数の和:798

約数の個数: 144

約数和(自身を含む): 1201514496

約数和(自身を除く): 795595500

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 23, 28, 34, 42, 46, 51, 68, 69, 84, 92, 102, 119, 138, 161, 204, 238, 276, 289, 322, 357, 391, 476, 483, 578, 644, 714, 727, 782, 867, 966, 1156, 1173, 1428, 1454, 1564, 1734, 1932, 2023, 2181, 2346, 2737, 2908, 3468, 4046, 4362, 4692, 5089, 5474, 6069, 6647, 8092, 8211, 8724, 10178, 10948, 12138, 12359, 13294, 15267, 16422, 16721, 19941, 20356, 24276, 24718, 26588, 30534, 32844, 33442, 37077, 39882, 46529, 49436, 50163, 61068, 66884, 74154, 79764, 86513, 93058, 100326, 117047, 139587, 148308, 173026, 186116, 200652, 210103, 234094, 259539, 279174, 284257, 346052, 351141, 420206, 468188, 519078, 558348, 568514, 630309, 702282, 840412, 852771, 1038156, 1137028, 1260618, 1404564, 1470721, 1705542, 1989799, 2521236, 2941442, 3411084, 3979598, 4412163, 4832369, 5882884, 5969397, 7959196, 8824326, 9664738, 11938794, 14497107, 17648652, 19329476, 23877588, 28994214, 33826583, 57988428, 67653166, 101479749, 135306332, 202959498, 405918996]

約数ペア:

[(1, 405918996), (2, 202959498), (3, 135306332), (4, 101479749), (6, 67653166), (7, 57988428), (12, 33826583), (14, 28994214), (17, 23877588), (21, 19329476), (23, 17648652), (28, 14497107), (34, 11938794), (42, 9664738), (46, 8824326), (51, 7959196), (68, 5969397), (69, 5882884), (84, 4832369), (92, 4412163), (102, 3979598), (119, 3411084), (138, 2941442), (161, 2521236), (204, 1989799), (238, 1705542), (276, 1470721), (289, 1404564), (322, 1260618), (357, 1137028), (391, 1038156), (476, 852771), (483, 840412), (578, 702282), (644, 630309), (714, 568514), (727, 558348), (782, 519078), (867, 468188), (966, 420206), (1156, 351141), (1173, 346052), (1428, 284257), (1454, 279174), (1564, 259539), (1734, 234094), (1932, 210103), (2023, 200652), (2181, 186116), (2346, 173026), (2737, 148308), (2908, 139587), (3468, 117047), (4046, 100326), (4362, 93058), (4692, 86513), (5089, 79764), (5474, 74154), (6069, 66884), (6647, 61068), (8092, 50163), (8211, 49436), (8724, 46529), (10178, 39882), (10948, 37077), (12138, 33442), (12359, 32844), (13294, 30534), (15267, 26588), (16422, 24718), (16721, 24276), (19941, 20356)]