252477680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:551

約数の個数: 160

約数和(自身を含む): 733286400

約数和(自身を除く): 480808720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 79, 80, 91, 104, 112, 130, 140, 158, 182, 208, 260, 280, 316, 364, 395, 439, 455, 520, 553, 560, 632, 728, 790, 878, 910, 1027, 1040, 1106, 1264, 1456, 1580, 1756, 1820, 2054, 2195, 2212, 2765, 3073, 3160, 3512, 3640, 4108, 4390, 4424, 5135, 5530, 5707, 6146, 6320, 7024, 7189, 7280, 8216, 8780, 8848, 10270, 11060, 11414, 12292, 14378, 15365, 16432, 17560, 20540, 22120, 22828, 24584, 28535, 28756, 30730, 34681, 35120, 35945, 39949, 41080, 44240, 45656, 49168, 57070, 57512, 61460, 69362, 71890, 79898, 82160, 91312, 114140, 115024, 122920, 138724, 143780, 159796, 173405, 199745, 228280, 242767, 245840, 277448, 287560, 319592, 346810, 399490, 450853, 456560, 485534, 554896, 575120, 639184, 693620, 798980, 901706, 971068, 1213835, 1387240, 1597960, 1803412, 1942136, 2254265, 2427670, 2774480, 3155971, 3195920, 3606824, 3884272, 4508530, 4855340, 6311942, 7213648, 9017060, 9710680, 12623884, 15779855, 18034120, 19421360, 25247768, 31559710, 36068240, 50495536, 63119420, 126238840, 252477680]

約数ペア:

[(1, 252477680), (2, 126238840), (4, 63119420), (5, 50495536), (7, 36068240), (8, 31559710), (10, 25247768), (13, 19421360), (14, 18034120), (16, 15779855), (20, 12623884), (26, 9710680), (28, 9017060), (35, 7213648), (40, 6311942), (52, 4855340), (56, 4508530), (65, 3884272), (70, 3606824), (79, 3195920), (80, 3155971), (91, 2774480), (104, 2427670), (112, 2254265), (130, 1942136), (140, 1803412), (158, 1597960), (182, 1387240), (208, 1213835), (260, 971068), (280, 901706), (316, 798980), (364, 693620), (395, 639184), (439, 575120), (455, 554896), (520, 485534), (553, 456560), (560, 450853), (632, 399490), (728, 346810), (790, 319592), (878, 287560), (910, 277448), (1027, 245840), (1040, 242767), (1106, 228280), (1264, 199745), (1456, 173405), (1580, 159796), (1756, 143780), (1820, 138724), (2054, 122920), (2195, 115024), (2212, 114140), (2765, 91312), (3073, 82160), (3160, 79898), (3512, 71890), (3640, 69362), (4108, 61460), (4390, 57512), (4424, 57070), (5135, 49168), (5530, 45656), (5707, 44240), (6146, 41080), (6320, 39949), (7024, 35945), (7189, 35120), (7280, 34681), (8216, 30730), (8780, 28756), (8848, 28535), (10270, 24584), (11060, 22828), (11414, 22120), (12292, 20540), (14378, 17560), (15365, 16432)]