20775360

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:123

約数の個数: 224

約数和(自身を含む): 74615040

約数和(自身を除く): 53839680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 64, 67, 68, 76, 80, 85, 95, 96, 102, 114, 120, 134, 136, 152, 160, 170, 190, 192, 201, 204, 228, 240, 255, 268, 272, 285, 304, 320, 323, 335, 340, 380, 402, 408, 456, 480, 510, 536, 544, 570, 608, 646, 670, 680, 760, 804, 816, 912, 960, 969, 1005, 1020, 1072, 1088, 1139, 1140, 1216, 1273, 1292, 1340, 1360, 1520, 1608, 1615, 1632, 1824, 1938, 2010, 2040, 2144, 2278, 2280, 2546, 2584, 2680, 2720, 3040, 3216, 3230, 3264, 3417, 3648, 3819, 3876, 4020, 4080, 4288, 4556, 4560, 4845, 5092, 5168, 5360, 5440, 5695, 6080, 6365, 6432, 6460, 6834, 7638, 7752, 8040, 8160, 9112, 9120, 9690, 10184, 10336, 10720, 11390, 12730, 12864, 12920, 13668, 15276, 15504, 16080, 16320, 17085, 18224, 18240, 19095, 19380, 20368, 20672, 21440, 21641, 22780, 25460, 25840, 27336, 30552, 31008, 32160, 34170, 36448, 38190, 38760, 40736, 43282, 45560, 50920, 51680, 54672, 61104, 62016, 64320, 64923, 68340, 72896, 76380, 77520, 81472, 86564, 91120, 101840, 103360, 108205, 109344, 122208, 129846, 136680, 152760, 155040, 173128, 182240, 203680, 216410, 218688, 244416, 259692, 273360, 305520, 310080, 324615, 346256, 364480, 407360, 432820, 519384, 546720, 611040, 649230, 692512, 865640, 1038768, 1093440, 1222080, 1298460, 1385024, 1731280, 2077536, 2596920, 3462560, 4155072, 5193840, 6925120, 10387680, 20775360]

約数ペア:

[(1, 20775360), (2, 10387680), (3, 6925120), (4, 5193840), (5, 4155072), (6, 3462560), (8, 2596920), (10, 2077536), (12, 1731280), (15, 1385024), (16, 1298460), (17, 1222080), (19, 1093440), (20, 1038768), (24, 865640), (30, 692512), (32, 649230), (34, 611040), (38, 546720), (40, 519384), (48, 432820), (51, 407360), (57, 364480), (60, 346256), (64, 324615), (67, 310080), (68, 305520), (76, 273360), (80, 259692), (85, 244416), (95, 218688), (96, 216410), (102, 203680), (114, 182240), (120, 173128), (134, 155040), (136, 152760), (152, 136680), (160, 129846), (170, 122208), (190, 109344), (192, 108205), (201, 103360), (204, 101840), (228, 91120), (240, 86564), (255, 81472), (268, 77520), (272, 76380), (285, 72896), (304, 68340), (320, 64923), (323, 64320), (335, 62016), (340, 61104), (380, 54672), (402, 51680), (408, 50920), (456, 45560), (480, 43282), (510, 40736), (536, 38760), (544, 38190), (570, 36448), (608, 34170), (646, 32160), (670, 31008), (680, 30552), (760, 27336), (804, 25840), (816, 25460), (912, 22780), (960, 21641), (969, 21440), (1005, 20672), (1020, 20368), (1072, 19380), (1088, 19095), (1139, 18240), (1140, 18224), (1216, 17085), (1273, 16320), (1292, 16080), (1340, 15504), (1360, 15276), (1520, 13668), (1608, 12920), (1615, 12864), (1632, 12730), (1824, 11390), (1938, 10720), (2010, 10336), (2040, 10184), (2144, 9690), (2278, 9120), (2280, 9112), (2546, 8160), (2584, 8040), (2680, 7752), (2720, 7638), (3040, 6834), (3216, 6460), (3230, 6432), (3264, 6365), (3417, 6080), (3648, 5695), (3819, 5440), (3876, 5360), (4020, 5168), (4080, 5092), (4288, 4845), (4556, 4560)]