420016896

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:451

約数の個数: 216

約数和(自身を含む): 1342948880

約数和(自身を除く): 922931984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 37, 39, 48, 52, 64, 72, 74, 78, 96, 104, 111, 117, 128, 144, 148, 156, 192, 208, 222, 234, 256, 288, 296, 312, 333, 379, 384, 416, 444, 468, 481, 576, 592, 624, 666, 758, 768, 832, 888, 936, 962, 1137, 1152, 1184, 1248, 1332, 1443, 1516, 1664, 1776, 1872, 1924, 2274, 2304, 2368, 2496, 2664, 2886, 3032, 3328, 3411, 3552, 3744, 3848, 4329, 4548, 4736, 4927, 4992, 5328, 5772, 6064, 6822, 7104, 7488, 7696, 8658, 9096, 9472, 9854, 9984, 10656, 11544, 12128, 13644, 14023, 14208, 14781, 14976, 15392, 17316, 18192, 19708, 21312, 23088, 24256, 27288, 28046, 28416, 29562, 29952, 30784, 34632, 36384, 39416, 42069, 42624, 44343, 46176, 48512, 54576, 56092, 59124, 61568, 69264, 72768, 78832, 84138, 85248, 88686, 92352, 97024, 109152, 112184, 118248, 123136, 126207, 138528, 145536, 157664, 168276, 177372, 182299, 184704, 218304, 224368, 236496, 252414, 277056, 291072, 315328, 336552, 354744, 364598, 369408, 436608, 448736, 472992, 504828, 546897, 554112, 630656, 673104, 709488, 729196, 873216, 897472, 945984, 1009656, 1093794, 1108224, 1261312, 1346208, 1418976, 1458392, 1640691, 1794944, 1891968, 2019312, 2187588, 2692416, 2837952, 2916784, 3281382, 3589888, 3783936, 4038624, 4375176, 5384832, 5675904, 5833568, 6562764, 8077248, 8750352, 10769664, 11351808, 11667136, 13125528, 16154496, 17500704, 23334272, 26251056, 32308992, 35001408, 46668544, 52502112, 70002816, 105004224, 140005632, 210008448, 420016896]

約数ペア:

[(1, 420016896), (2, 210008448), (3, 140005632), (4, 105004224), (6, 70002816), (8, 52502112), (9, 46668544), (12, 35001408), (13, 32308992), (16, 26251056), (18, 23334272), (24, 17500704), (26, 16154496), (32, 13125528), (36, 11667136), (37, 11351808), (39, 10769664), (48, 8750352), (52, 8077248), (64, 6562764), (72, 5833568), (74, 5675904), (78, 5384832), (96, 4375176), (104, 4038624), (111, 3783936), (117, 3589888), (128, 3281382), (144, 2916784), (148, 2837952), (156, 2692416), (192, 2187588), (208, 2019312), (222, 1891968), (234, 1794944), (256, 1640691), (288, 1458392), (296, 1418976), (312, 1346208), (333, 1261312), (379, 1108224), (384, 1093794), (416, 1009656), (444, 945984), (468, 897472), (481, 873216), (576, 729196), (592, 709488), (624, 673104), (666, 630656), (758, 554112), (768, 546897), (832, 504828), (888, 472992), (936, 448736), (962, 436608), (1137, 369408), (1152, 364598), (1184, 354744), (1248, 336552), (1332, 315328), (1443, 291072), (1516, 277056), (1664, 252414), (1776, 236496), (1872, 224368), (1924, 218304), (2274, 184704), (2304, 182299), (2368, 177372), (2496, 168276), (2664, 157664), (2886, 145536), (3032, 138528), (3328, 126207), (3411, 123136), (3552, 118248), (3744, 112184), (3848, 109152), (4329, 97024), (4548, 92352), (4736, 88686), (4927, 85248), (4992, 84138), (5328, 78832), (5772, 72768), (6064, 69264), (6822, 61568), (7104, 59124), (7488, 56092), (7696, 54576), (8658, 48512), (9096, 46176), (9472, 44343), (9854, 42624), (9984, 42069), (10656, 39416), (11544, 36384), (12128, 34632), (13644, 30784), (14023, 29952), (14208, 29562), (14781, 28416), (14976, 28046), (15392, 27288), (17316, 24256), (18192, 23088), (19708, 21312)]