689204480

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1667}}^1$

素因数の和:1724

約数の個数: 144

約数和(自身を含む): 1841071680

約数和(自身を除く): 1151867200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 128, 136, 152, 160, 170, 190, 256, 272, 304, 320, 323, 340, 380, 544, 608, 640, 646, 680, 760, 1088, 1216, 1280, 1292, 1360, 1520, 1615, 1667, 2176, 2432, 2584, 2720, 3040, 3230, 3334, 4352, 4864, 5168, 5440, 6080, 6460, 6668, 8335, 10336, 10880, 12160, 12920, 13336, 16670, 20672, 21760, 24320, 25840, 26672, 28339, 31673, 33340, 41344, 51680, 53344, 56678, 63346, 66680, 82688, 103360, 106688, 113356, 126692, 133360, 141695, 158365, 206720, 213376, 226712, 253384, 266720, 283390, 316730, 413440, 426752, 453424, 506768, 533440, 538441, 566780, 633460, 906848, 1013536, 1066880, 1076882, 1133560, 1266920, 1813696, 2027072, 2133760, 2153764, 2267120, 2533840, 2692205, 3627392, 4054144, 4307528, 4534240, 5067680, 5384410, 7254784, 8108288, 8615056, 9068480, 10135360, 10768820, 17230112, 18136960, 20270720, 21537640, 34460224, 36273920, 40541440, 43075280, 68920448, 86150560, 137840896, 172301120, 344602240, 689204480]

約数ペア:

[(1, 689204480), (2, 344602240), (4, 172301120), (5, 137840896), (8, 86150560), (10, 68920448), (16, 43075280), (17, 40541440), (19, 36273920), (20, 34460224), (32, 21537640), (34, 20270720), (38, 18136960), (40, 17230112), (64, 10768820), (68, 10135360), (76, 9068480), (80, 8615056), (85, 8108288), (95, 7254784), (128, 5384410), (136, 5067680), (152, 4534240), (160, 4307528), (170, 4054144), (190, 3627392), (256, 2692205), (272, 2533840), (304, 2267120), (320, 2153764), (323, 2133760), (340, 2027072), (380, 1813696), (544, 1266920), (608, 1133560), (640, 1076882), (646, 1066880), (680, 1013536), (760, 906848), (1088, 633460), (1216, 566780), (1280, 538441), (1292, 533440), (1360, 506768), (1520, 453424), (1615, 426752), (1667, 413440), (2176, 316730), (2432, 283390), (2584, 266720), (2720, 253384), (3040, 226712), (3230, 213376), (3334, 206720), (4352, 158365), (4864, 141695), (5168, 133360), (5440, 126692), (6080, 113356), (6460, 106688), (6668, 103360), (8335, 82688), (10336, 66680), (10880, 63346), (12160, 56678), (12920, 53344), (13336, 51680), (16670, 41344), (20672, 33340), (21760, 31673), (24320, 28339), (25840, 26672)]