399687680

素因数分解:

$2^{14}\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:98

約数の個数: 240

約数和(自身を含む): 1189048896

約数和(自身を除く): 789361216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 41, 56, 64, 68, 70, 80, 82, 85, 112, 119, 128, 136, 140, 160, 164, 170, 205, 224, 238, 256, 272, 280, 287, 320, 328, 340, 410, 448, 476, 512, 544, 560, 574, 595, 640, 656, 680, 697, 820, 896, 952, 1024, 1088, 1120, 1148, 1190, 1280, 1312, 1360, 1394, 1435, 1640, 1792, 1904, 2048, 2176, 2240, 2296, 2380, 2560, 2624, 2720, 2788, 2870, 3280, 3485, 3584, 3808, 4096, 4352, 4480, 4592, 4760, 4879, 5120, 5248, 5440, 5576, 5740, 6560, 6970, 7168, 7616, 8192, 8704, 8960, 9184, 9520, 9758, 10240, 10496, 10880, 11152, 11480, 13120, 13940, 14336, 15232, 16384, 17408, 17920, 18368, 19040, 19516, 20480, 20992, 21760, 22304, 22960, 24395, 26240, 27880, 28672, 30464, 34816, 35840, 36736, 38080, 39032, 40960, 41984, 43520, 44608, 45920, 48790, 52480, 55760, 57344, 60928, 69632, 71680, 73472, 76160, 78064, 81920, 83968, 87040, 89216, 91840, 97580, 104960, 111520, 114688, 121856, 139264, 143360, 146944, 152320, 156128, 167936, 174080, 178432, 183680, 195160, 209920, 223040, 243712, 278528, 286720, 293888, 304640, 312256, 335872, 348160, 356864, 367360, 390320, 419840, 446080, 487424, 573440, 587776, 609280, 624512, 671744, 696320, 713728, 734720, 780640, 839680, 892160, 974848, 1175552, 1218560, 1249024, 1392640, 1427456, 1469440, 1561280, 1679360, 1784320, 1949696, 2351104, 2437120, 2498048, 2854912, 2938880, 3122560, 3358720, 3568640, 4702208, 4874240, 4996096, 5709824, 5877760, 6245120, 7137280, 9748480, 9992192, 11419648, 11755520, 12490240, 14274560, 19984384, 23511040, 24980480, 28549120, 39968768, 49960960, 57098240, 79937536, 99921920, 199843840, 399687680]

約数ペア:

[(1, 399687680), (2, 199843840), (4, 99921920), (5, 79937536), (7, 57098240), (8, 49960960), (10, 39968768), (14, 28549120), (16, 24980480), (17, 23511040), (20, 19984384), (28, 14274560), (32, 12490240), (34, 11755520), (35, 11419648), (40, 9992192), (41, 9748480), (56, 7137280), (64, 6245120), (68, 5877760), (70, 5709824), (80, 4996096), (82, 4874240), (85, 4702208), (112, 3568640), (119, 3358720), (128, 3122560), (136, 2938880), (140, 2854912), (160, 2498048), (164, 2437120), (170, 2351104), (205, 1949696), (224, 1784320), (238, 1679360), (256, 1561280), (272, 1469440), (280, 1427456), (287, 1392640), (320, 1249024), (328, 1218560), (340, 1175552), (410, 974848), (448, 892160), (476, 839680), (512, 780640), (544, 734720), (560, 713728), (574, 696320), (595, 671744), (640, 624512), (656, 609280), (680, 587776), (697, 573440), (820, 487424), (896, 446080), (952, 419840), (1024, 390320), (1088, 367360), (1120, 356864), (1148, 348160), (1190, 335872), (1280, 312256), (1312, 304640), (1360, 293888), (1394, 286720), (1435, 278528), (1640, 243712), (1792, 223040), (1904, 209920), (2048, 195160), (2176, 183680), (2240, 178432), (2296, 174080), (2380, 167936), (2560, 156128), (2624, 152320), (2720, 146944), (2788, 143360), (2870, 139264), (3280, 121856), (3485, 114688), (3584, 111520), (3808, 104960), (4096, 97580), (4352, 91840), (4480, 89216), (4592, 87040), (4760, 83968), (4879, 81920), (5120, 78064), (5248, 76160), (5440, 73472), (5576, 71680), (5740, 69632), (6560, 60928), (6970, 57344), (7168, 55760), (7616, 52480), (8192, 48790), (8704, 45920), (8960, 44608), (9184, 43520), (9520, 41984), (9758, 40960), (10240, 39032), (10496, 38080), (10880, 36736), (11152, 35840), (11480, 34816), (13120, 30464), (13940, 28672), (14336, 27880), (15232, 26240), (16384, 24395), (17408, 22960), (17920, 22304), (18368, 21760), (19040, 20992), (19516, 20480)]