399045888

素因数分解:

$2^8\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:241

約数の個数: 216

約数和(自身を含む): 1227838976

約数和(自身を除く): 828793088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 37, 48, 62, 64, 72, 74, 93, 96, 111, 124, 128, 144, 148, 151, 186, 192, 222, 248, 256, 279, 288, 296, 302, 333, 372, 384, 444, 453, 496, 558, 576, 592, 604, 666, 744, 768, 888, 906, 992, 1116, 1147, 1152, 1184, 1208, 1332, 1359, 1488, 1776, 1812, 1984, 2232, 2294, 2304, 2368, 2416, 2664, 2718, 2976, 3441, 3552, 3624, 3968, 4464, 4588, 4681, 4736, 4832, 5328, 5436, 5587, 5952, 6882, 7104, 7248, 7936, 8928, 9176, 9362, 9472, 9664, 10323, 10656, 10872, 11174, 11904, 13764, 14043, 14208, 14496, 16761, 17856, 18352, 18724, 19328, 20646, 21312, 21744, 22348, 23808, 27528, 28086, 28416, 28992, 33522, 35712, 36704, 37448, 38656, 41292, 42129, 42624, 43488, 44696, 50283, 55056, 56172, 57984, 67044, 71424, 73408, 74896, 82584, 84258, 85248, 86976, 89392, 100566, 110112, 112344, 115968, 134088, 146816, 149792, 165168, 168516, 173197, 173952, 178784, 201132, 220224, 224688, 268176, 293632, 299584, 330336, 337032, 346394, 347904, 357568, 402264, 440448, 449376, 519591, 536352, 599168, 660672, 674064, 692788, 715136, 804528, 880896, 898752, 1039182, 1072704, 1198336, 1321344, 1348128, 1385576, 1430272, 1558773, 1609056, 1797504, 2078364, 2145408, 2642688, 2696256, 2771152, 3117546, 3218112, 3595008, 4156728, 4290816, 5392512, 5542304, 6235092, 6436224, 8313456, 10785024, 11084608, 12470184, 12872448, 16626912, 22169216, 24940368, 33253824, 44338432, 49880736, 66507648, 99761472, 133015296, 199522944, 399045888]

約数ペア:

[(1, 399045888), (2, 199522944), (3, 133015296), (4, 99761472), (6, 66507648), (8, 49880736), (9, 44338432), (12, 33253824), (16, 24940368), (18, 22169216), (24, 16626912), (31, 12872448), (32, 12470184), (36, 11084608), (37, 10785024), (48, 8313456), (62, 6436224), (64, 6235092), (72, 5542304), (74, 5392512), (93, 4290816), (96, 4156728), (111, 3595008), (124, 3218112), (128, 3117546), (144, 2771152), (148, 2696256), (151, 2642688), (186, 2145408), (192, 2078364), (222, 1797504), (248, 1609056), (256, 1558773), (279, 1430272), (288, 1385576), (296, 1348128), (302, 1321344), (333, 1198336), (372, 1072704), (384, 1039182), (444, 898752), (453, 880896), (496, 804528), (558, 715136), (576, 692788), (592, 674064), (604, 660672), (666, 599168), (744, 536352), (768, 519591), (888, 449376), (906, 440448), (992, 402264), (1116, 357568), (1147, 347904), (1152, 346394), (1184, 337032), (1208, 330336), (1332, 299584), (1359, 293632), (1488, 268176), (1776, 224688), (1812, 220224), (1984, 201132), (2232, 178784), (2294, 173952), (2304, 173197), (2368, 168516), (2416, 165168), (2664, 149792), (2718, 146816), (2976, 134088), (3441, 115968), (3552, 112344), (3624, 110112), (3968, 100566), (4464, 89392), (4588, 86976), (4681, 85248), (4736, 84258), (4832, 82584), (5328, 74896), (5436, 73408), (5587, 71424), (5952, 67044), (6882, 57984), (7104, 56172), (7248, 55056), (7936, 50283), (8928, 44696), (9176, 43488), (9362, 42624), (9472, 42129), (9664, 41292), (10323, 38656), (10656, 37448), (10872, 36704), (11174, 35712), (11904, 33522), (13764, 28992), (14043, 28416), (14208, 28086), (14496, 27528), (16761, 23808), (17856, 22348), (18352, 21744), (18724, 21312), (19328, 20646)]