399290976

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:214

約数の個数: 288

約数和(自身を含む): 1371359808

約数和(自身を除く): 972068832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 37, 42, 48, 53, 56, 63, 72, 74, 84, 96, 101, 106, 111, 112, 126, 144, 148, 159, 168, 202, 212, 222, 224, 252, 259, 288, 296, 303, 318, 333, 336, 371, 404, 424, 444, 477, 504, 518, 592, 606, 636, 666, 672, 707, 742, 777, 808, 848, 888, 909, 954, 1008, 1036, 1113, 1184, 1212, 1272, 1332, 1414, 1484, 1554, 1616, 1696, 1776, 1818, 1908, 1961, 2016, 2072, 2121, 2226, 2331, 2424, 2544, 2664, 2828, 2968, 3108, 3232, 3339, 3552, 3636, 3737, 3816, 3922, 4144, 4242, 4452, 4662, 4848, 5088, 5328, 5353, 5656, 5883, 5936, 6216, 6363, 6678, 7272, 7474, 7632, 7844, 8288, 8484, 8904, 9324, 9696, 10656, 10706, 11211, 11312, 11766, 11872, 12432, 12726, 13356, 13727, 14544, 14948, 15264, 15688, 16059, 16968, 17649, 17808, 18648, 21412, 22422, 22624, 23532, 24864, 25452, 26159, 26712, 27454, 29088, 29896, 31376, 32118, 33633, 33936, 35298, 35616, 37296, 37471, 41181, 42824, 44844, 47064, 48177, 50904, 52318, 53424, 54908, 59792, 62752, 64236, 67266, 67872, 70596, 74592, 74942, 78477, 82362, 85648, 89688, 94128, 96354, 101808, 104636, 106848, 109816, 112413, 119584, 123543, 128472, 134532, 141192, 149884, 156954, 164724, 171296, 179376, 188256, 192708, 198061, 203616, 209272, 219632, 224826, 235431, 247086, 256944, 269064, 282384, 299768, 313908, 329448, 337239, 358752, 385416, 396122, 418544, 439264, 449652, 470862, 494172, 513888, 538128, 564768, 594183, 599536, 627816, 658896, 674478, 770832, 792244, 837088, 899304, 941724, 988344, 1076256, 1188366, 1199072, 1255632, 1317792, 1348956, 1386427, 1541664, 1584488, 1782549, 1798608, 1883448, 1976688, 2376732, 2511264, 2697912, 2772854, 3168976, 3565098, 3597216, 3766896, 3953376, 4159281, 4753464, 5395824, 5545708, 6337952, 7130196, 7533792, 8318562, 9506928, 10791648, 11091416, 12477843, 14260392, 16637124, 19013856, 22182832, 24955686, 28520784, 33274248, 44365664, 49911372, 57041568, 66548496, 99822744, 133096992, 199645488, 399290976]

約数ペア:

[(1, 399290976), (2, 199645488), (3, 133096992), (4, 99822744), (6, 66548496), (7, 57041568), (8, 49911372), (9, 44365664), (12, 33274248), (14, 28520784), (16, 24955686), (18, 22182832), (21, 19013856), (24, 16637124), (28, 14260392), (32, 12477843), (36, 11091416), (37, 10791648), (42, 9506928), (48, 8318562), (53, 7533792), (56, 7130196), (63, 6337952), (72, 5545708), (74, 5395824), (84, 4753464), (96, 4159281), (101, 3953376), (106, 3766896), (111, 3597216), (112, 3565098), (126, 3168976), (144, 2772854), (148, 2697912), (159, 2511264), (168, 2376732), (202, 1976688), (212, 1883448), (222, 1798608), (224, 1782549), (252, 1584488), (259, 1541664), (288, 1386427), (296, 1348956), (303, 1317792), (318, 1255632), (333, 1199072), (336, 1188366), (371, 1076256), (404, 988344), (424, 941724), (444, 899304), (477, 837088), (504, 792244), (518, 770832), (592, 674478), (606, 658896), (636, 627816), (666, 599536), (672, 594183), (707, 564768), (742, 538128), (777, 513888), (808, 494172), (848, 470862), (888, 449652), (909, 439264), (954, 418544), (1008, 396122), (1036, 385416), (1113, 358752), (1184, 337239), (1212, 329448), (1272, 313908), (1332, 299768), (1414, 282384), (1484, 269064), (1554, 256944), (1616, 247086), (1696, 235431), (1776, 224826), (1818, 219632), (1908, 209272), (1961, 203616), (2016, 198061), (2072, 192708), (2121, 188256), (2226, 179376), (2331, 171296), (2424, 164724), (2544, 156954), (2664, 149884), (2828, 141192), (2968, 134532), (3108, 128472), (3232, 123543), (3339, 119584), (3552, 112413), (3636, 109816), (3737, 106848), (3816, 104636), (3922, 101808), (4144, 96354), (4242, 94128), (4452, 89688), (4662, 85648), (4848, 82362), (5088, 78477), (5328, 74942), (5353, 74592), (5656, 70596), (5883, 67872), (5936, 67266), (6216, 64236), (6363, 62752), (6678, 59792), (7272, 54908), (7474, 53424), (7632, 52318), (7844, 50904), (8288, 48177), (8484, 47064), (8904, 44844), (9324, 42824), (9696, 41181), (10656, 37471), (10706, 37296), (11211, 35616), (11312, 35298), (11766, 33936), (11872, 33633), (12432, 32118), (12726, 31376), (13356, 29896), (13727, 29088), (14544, 27454), (14948, 26712), (15264, 26159), (15688, 25452), (16059, 24864), (16968, 23532), (17649, 22624), (17808, 22422), (18648, 21412)]