398237904

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:406

約数の個数: 160

約数和(自身を含む): 1194209280

約数和(自身を除く): 795971376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 93, 108, 124, 131, 144, 186, 216, 227, 248, 262, 279, 372, 393, 432, 454, 496, 524, 558, 681, 744, 786, 837, 908, 1048, 1116, 1179, 1362, 1488, 1572, 1674, 1816, 2043, 2096, 2232, 2358, 2724, 3144, 3348, 3537, 3632, 4061, 4086, 4464, 4716, 5448, 6129, 6288, 6696, 7037, 7074, 8122, 8172, 9432, 10896, 12183, 12258, 13392, 14074, 14148, 16244, 16344, 18864, 21111, 24366, 24516, 28148, 28296, 29737, 32488, 32688, 36549, 42222, 48732, 49032, 56296, 56592, 59474, 63333, 64976, 73098, 84444, 89211, 97464, 98064, 109647, 112592, 118948, 126666, 146196, 168888, 178422, 189999, 194928, 219294, 237896, 253332, 267633, 292392, 337776, 356844, 379998, 438588, 475792, 506664, 535266, 584784, 713688, 759996, 802899, 877176, 921847, 1013328, 1070532, 1427376, 1519992, 1605798, 1754352, 1843694, 2141064, 2765541, 3039984, 3211596, 3687388, 4282128, 5531082, 6423192, 7374776, 8296623, 11062164, 12846384, 14749552, 16593246, 22124328, 24889869, 33186492, 44248656, 49779738, 66372984, 99559476, 132745968, 199118952, 398237904]

約数ペア:

[(1, 398237904), (2, 199118952), (3, 132745968), (4, 99559476), (6, 66372984), (8, 49779738), (9, 44248656), (12, 33186492), (16, 24889869), (18, 22124328), (24, 16593246), (27, 14749552), (31, 12846384), (36, 11062164), (48, 8296623), (54, 7374776), (62, 6423192), (72, 5531082), (93, 4282128), (108, 3687388), (124, 3211596), (131, 3039984), (144, 2765541), (186, 2141064), (216, 1843694), (227, 1754352), (248, 1605798), (262, 1519992), (279, 1427376), (372, 1070532), (393, 1013328), (432, 921847), (454, 877176), (496, 802899), (524, 759996), (558, 713688), (681, 584784), (744, 535266), (786, 506664), (837, 475792), (908, 438588), (1048, 379998), (1116, 356844), (1179, 337776), (1362, 292392), (1488, 267633), (1572, 253332), (1674, 237896), (1816, 219294), (2043, 194928), (2096, 189999), (2232, 178422), (2358, 168888), (2724, 146196), (3144, 126666), (3348, 118948), (3537, 112592), (3632, 109647), (4061, 98064), (4086, 97464), (4464, 89211), (4716, 84444), (5448, 73098), (6129, 64976), (6288, 63333), (6696, 59474), (7037, 56592), (7074, 56296), (8122, 49032), (8172, 48732), (9432, 42222), (10896, 36549), (12183, 32688), (12258, 32488), (13392, 29737), (14074, 28296), (14148, 28148), (16244, 24516), (16344, 24366), (18864, 21111)]