399577920

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{613}}^1$

素因数の和:737

約数の個数: 224

約数和(自身を含む): 1467234048

約数和(自身を除く): 1067656128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 97, 105, 112, 120, 140, 160, 168, 192, 194, 210, 224, 240, 280, 291, 320, 336, 388, 420, 448, 480, 485, 560, 582, 613, 672, 679, 776, 840, 960, 970, 1120, 1164, 1226, 1344, 1358, 1455, 1552, 1680, 1839, 1940, 2037, 2240, 2328, 2452, 2716, 2910, 3065, 3104, 3360, 3395, 3678, 3880, 4074, 4291, 4656, 4904, 5432, 5820, 6130, 6208, 6720, 6790, 7356, 7760, 8148, 8582, 9195, 9312, 9808, 10185, 10864, 11640, 12260, 12873, 13580, 14712, 15520, 16296, 17164, 18390, 18624, 19616, 20370, 21455, 21728, 23280, 24520, 25746, 27160, 29424, 31040, 32592, 34328, 36780, 39232, 40740, 42910, 43456, 46560, 49040, 51492, 54320, 58848, 59461, 64365, 65184, 68656, 73560, 81480, 85820, 93120, 98080, 102984, 108640, 117696, 118922, 128730, 130368, 137312, 147120, 162960, 171640, 178383, 196160, 205968, 217280, 237844, 257460, 274624, 294240, 297305, 325920, 343280, 356766, 411936, 416227, 475688, 514920, 588480, 594610, 651840, 686560, 713532, 823872, 832454, 891915, 951376, 1029840, 1189220, 1248681, 1373120, 1427064, 1664908, 1783830, 1902752, 2059680, 2081135, 2378440, 2497362, 2854128, 3329816, 3567660, 3805504, 4119360, 4162270, 4756880, 4994724, 5708256, 6243405, 6659632, 7135320, 8324540, 9513760, 9989448, 11416512, 12486810, 13319264, 14270640, 16649080, 19027520, 19978896, 24973620, 26638528, 28541280, 33298160, 39957792, 49947240, 57082560, 66596320, 79915584, 99894480, 133192640, 199788960, 399577920]

約数ペア:

[(1, 399577920), (2, 199788960), (3, 133192640), (4, 99894480), (5, 79915584), (6, 66596320), (7, 57082560), (8, 49947240), (10, 39957792), (12, 33298160), (14, 28541280), (15, 26638528), (16, 24973620), (20, 19978896), (21, 19027520), (24, 16649080), (28, 14270640), (30, 13319264), (32, 12486810), (35, 11416512), (40, 9989448), (42, 9513760), (48, 8324540), (56, 7135320), (60, 6659632), (64, 6243405), (70, 5708256), (80, 4994724), (84, 4756880), (96, 4162270), (97, 4119360), (105, 3805504), (112, 3567660), (120, 3329816), (140, 2854128), (160, 2497362), (168, 2378440), (192, 2081135), (194, 2059680), (210, 1902752), (224, 1783830), (240, 1664908), (280, 1427064), (291, 1373120), (320, 1248681), (336, 1189220), (388, 1029840), (420, 951376), (448, 891915), (480, 832454), (485, 823872), (560, 713532), (582, 686560), (613, 651840), (672, 594610), (679, 588480), (776, 514920), (840, 475688), (960, 416227), (970, 411936), (1120, 356766), (1164, 343280), (1226, 325920), (1344, 297305), (1358, 294240), (1455, 274624), (1552, 257460), (1680, 237844), (1839, 217280), (1940, 205968), (2037, 196160), (2240, 178383), (2328, 171640), (2452, 162960), (2716, 147120), (2910, 137312), (3065, 130368), (3104, 128730), (3360, 118922), (3395, 117696), (3678, 108640), (3880, 102984), (4074, 98080), (4291, 93120), (4656, 85820), (4904, 81480), (5432, 73560), (5820, 68656), (6130, 65184), (6208, 64365), (6720, 59461), (6790, 58848), (7356, 54320), (7760, 51492), (8148, 49040), (8582, 46560), (9195, 43456), (9312, 42910), (9808, 40740), (10185, 39232), (10864, 36780), (11640, 34328), (12260, 32592), (12873, 31040), (13580, 29424), (14712, 27160), (15520, 25746), (16296, 24520), (17164, 23280), (18390, 21728), (18624, 21455), (19616, 20370)]