21402577280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{1069}}^1$

素因数の和:1245

約数の個数: 256

約数和(自身を含む): 60507216000

約数和(自身を除く): 39104638720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 109, 112, 128, 140, 160, 164, 205, 218, 224, 280, 287, 320, 328, 410, 436, 448, 545, 560, 574, 640, 656, 763, 820, 872, 896, 1069, 1090, 1120, 1148, 1312, 1435, 1526, 1640, 1744, 2138, 2180, 2240, 2296, 2624, 2870, 3052, 3280, 3488, 3815, 4276, 4360, 4469, 4480, 4592, 5248, 5345, 5740, 6104, 6560, 6976, 7483, 7630, 8552, 8720, 8938, 9184, 10690, 11480, 12208, 13120, 13952, 14966, 15260, 17104, 17440, 17876, 18368, 21380, 22345, 22960, 24416, 26240, 29932, 30520, 31283, 34208, 34880, 35752, 36736, 37415, 42760, 43829, 44690, 45920, 48832, 59864, 61040, 62566, 68416, 69760, 71504, 74830, 85520, 87658, 89380, 91840, 97664, 116521, 119728, 122080, 125132, 136832, 143008, 149660, 156415, 171040, 175316, 178760, 183680, 219145, 233042, 239456, 244160, 250264, 286016, 299320, 306803, 312830, 342080, 350632, 357520, 438290, 466084, 478912, 488320, 500528, 572032, 582605, 598640, 613606, 625660, 684160, 701264, 715040, 815647, 876580, 932168, 957824, 1001056, 1165210, 1197280, 1227212, 1251320, 1402528, 1430080, 1534015, 1631294, 1753160, 1864336, 2002112, 2330420, 2394560, 2454424, 2502640, 2805056, 2860160, 3068030, 3262588, 3506320, 3728672, 4004224, 4078235, 4660840, 4777361, 4789120, 4908848, 5005280, 5610112, 6136060, 6525176, 7012640, 7457344, 8156470, 9321680, 9554722, 9817696, 10010560, 12272120, 13050352, 14025280, 14914688, 16312940, 18643360, 19109444, 19635392, 20021120, 23886805, 24544240, 26100704, 28050560, 32625880, 33441527, 37286720, 38218888, 39270784, 47773610, 49088480, 52201408, 65251760, 66883054, 74573440, 76437776, 95547220, 98176960, 104402816, 130503520, 133766108, 152875552, 167207635, 191094440, 196353920, 261007040, 267532216, 305751104, 334415270, 382188880, 522014080, 535064432, 611502208, 668830540, 764377760, 1070128864, 1337661080, 1528755520, 2140257728, 2675322160, 3057511040, 4280515456, 5350644320, 10701288640, 21402577280]

約数ペア:

[(1, 21402577280), (2, 10701288640), (4, 5350644320), (5, 4280515456), (7, 3057511040), (8, 2675322160), (10, 2140257728), (14, 1528755520), (16, 1337661080), (20, 1070128864), (28, 764377760), (32, 668830540), (35, 611502208), (40, 535064432), (41, 522014080), (56, 382188880), (64, 334415270), (70, 305751104), (80, 267532216), (82, 261007040), (109, 196353920), (112, 191094440), (128, 167207635), (140, 152875552), (160, 133766108), (164, 130503520), (205, 104402816), (218, 98176960), (224, 95547220), (280, 76437776), (287, 74573440), (320, 66883054), (328, 65251760), (410, 52201408), (436, 49088480), (448, 47773610), (545, 39270784), (560, 38218888), (574, 37286720), (640, 33441527), (656, 32625880), (763, 28050560), (820, 26100704), (872, 24544240), (896, 23886805), (1069, 20021120), (1090, 19635392), (1120, 19109444), (1148, 18643360), (1312, 16312940), (1435, 14914688), (1526, 14025280), (1640, 13050352), (1744, 12272120), (2138, 10010560), (2180, 9817696), (2240, 9554722), (2296, 9321680), (2624, 8156470), (2870, 7457344), (3052, 7012640), (3280, 6525176), (3488, 6136060), (3815, 5610112), (4276, 5005280), (4360, 4908848), (4469, 4789120), (4480, 4777361), (4592, 4660840), (5248, 4078235), (5345, 4004224), (5740, 3728672), (6104, 3506320), (6560, 3262588), (6976, 3068030), (7483, 2860160), (7630, 2805056), (8552, 2502640), (8720, 2454424), (8938, 2394560), (9184, 2330420), (10690, 2002112), (11480, 1864336), (12208, 1753160), (13120, 1631294), (13952, 1534015), (14966, 1430080), (15260, 1402528), (17104, 1251320), (17440, 1227212), (17876, 1197280), (18368, 1165210), (21380, 1001056), (22345, 957824), (22960, 932168), (24416, 876580), (26240, 815647), (29932, 715040), (30520, 701264), (31283, 684160), (34208, 625660), (34880, 613606), (35752, 598640), (36736, 582605), (37415, 572032), (42760, 500528), (43829, 488320), (44690, 478912), (45920, 466084), (48832, 438290), (59864, 357520), (61040, 350632), (62566, 342080), (68416, 312830), (69760, 306803), (71504, 299320), (74830, 286016), (85520, 250264), (87658, 244160), (89380, 239456), (91840, 233042), (97664, 219145), (116521, 183680), (119728, 178760), (122080, 175316), (125132, 171040), (136832, 156415), (143008, 149660)]