399455280

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{911}}^1$

素因数の和:969

約数の個数: 320

約数和(自身を含む): 1628467200

約数和(自身を除く): 1229011920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 29, 30, 35, 36, 40, 42, 45, 48, 54, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 105, 108, 112, 116, 120, 126, 135, 140, 144, 145, 168, 174, 180, 189, 203, 210, 216, 232, 240, 252, 261, 270, 280, 290, 315, 336, 348, 360, 378, 406, 420, 432, 435, 464, 504, 522, 540, 560, 580, 609, 630, 696, 720, 756, 783, 812, 840, 870, 911, 945, 1008, 1015, 1044, 1080, 1160, 1218, 1260, 1305, 1392, 1512, 1566, 1624, 1680, 1740, 1822, 1827, 1890, 2030, 2088, 2160, 2320, 2436, 2520, 2610, 2733, 3024, 3045, 3132, 3248, 3480, 3644, 3654, 3780, 3915, 4060, 4176, 4555, 4872, 5040, 5220, 5466, 5481, 6090, 6264, 6377, 6960, 7288, 7308, 7560, 7830, 8120, 8199, 9110, 9135, 9744, 10440, 10932, 10962, 12180, 12528, 12754, 13665, 14576, 14616, 15120, 15660, 16240, 16398, 18220, 18270, 19131, 20880, 21864, 21924, 24360, 24597, 25508, 26419, 27330, 27405, 29232, 31320, 31885, 32796, 36440, 36540, 38262, 40995, 43728, 43848, 48720, 49194, 51016, 52838, 54660, 54810, 57393, 62640, 63770, 65592, 72880, 73080, 76524, 79257, 81990, 87696, 95655, 98388, 102032, 105676, 109320, 109620, 114786, 122985, 127540, 131184, 132095, 146160, 153048, 158514, 163980, 172179, 184933, 191310, 196776, 211352, 218640, 219240, 229572, 237771, 245970, 255080, 264190, 286965, 306096, 317028, 327960, 344358, 369866, 382620, 393552, 396285, 422704, 438480, 459144, 475542, 491940, 510160, 528380, 554799, 573930, 634056, 655920, 688716, 713313, 739732, 765240, 792570, 860895, 918288, 924665, 951084, 983880, 1056760, 1109598, 1147860, 1188855, 1268112, 1377432, 1426626, 1479464, 1530480, 1585140, 1664397, 1721790, 1849330, 1902168, 1967760, 2113520, 2219196, 2295720, 2377710, 2754864, 2773995, 2853252, 2958928, 3170280, 3328794, 3443580, 3566565, 3698660, 3804336, 4438392, 4591440, 4755420, 4993191, 5547990, 5706504, 6340560, 6657588, 6887160, 7133130, 7397320, 8321985, 8876784, 9510840, 9986382, 11095980, 11413008, 13315176, 13774320, 14266260, 14794640, 16643970, 19021680, 19972764, 22191960, 24965955, 26630352, 28532520, 33287940, 39945528, 44383920, 49931910, 57065040, 66575880, 79891056, 99863820, 133151760, 199727640, 399455280]

約数ペア:

[(1, 399455280), (2, 199727640), (3, 133151760), (4, 99863820), (5, 79891056), (6, 66575880), (7, 57065040), (8, 49931910), (9, 44383920), (10, 39945528), (12, 33287940), (14, 28532520), (15, 26630352), (16, 24965955), (18, 22191960), (20, 19972764), (21, 19021680), (24, 16643970), (27, 14794640), (28, 14266260), (29, 13774320), (30, 13315176), (35, 11413008), (36, 11095980), (40, 9986382), (42, 9510840), (45, 8876784), (48, 8321985), (54, 7397320), (56, 7133130), (58, 6887160), (60, 6657588), (63, 6340560), (70, 5706504), (72, 5547990), (80, 4993191), (84, 4755420), (87, 4591440), (90, 4438392), (105, 3804336), (108, 3698660), (112, 3566565), (116, 3443580), (120, 3328794), (126, 3170280), (135, 2958928), (140, 2853252), (144, 2773995), (145, 2754864), (168, 2377710), (174, 2295720), (180, 2219196), (189, 2113520), (203, 1967760), (210, 1902168), (216, 1849330), (232, 1721790), (240, 1664397), (252, 1585140), (261, 1530480), (270, 1479464), (280, 1426626), (290, 1377432), (315, 1268112), (336, 1188855), (348, 1147860), (360, 1109598), (378, 1056760), (406, 983880), (420, 951084), (432, 924665), (435, 918288), (464, 860895), (504, 792570), (522, 765240), (540, 739732), (560, 713313), (580, 688716), (609, 655920), (630, 634056), (696, 573930), (720, 554799), (756, 528380), (783, 510160), (812, 491940), (840, 475542), (870, 459144), (911, 438480), (945, 422704), (1008, 396285), (1015, 393552), (1044, 382620), (1080, 369866), (1160, 344358), (1218, 327960), (1260, 317028), (1305, 306096), (1392, 286965), (1512, 264190), (1566, 255080), (1624, 245970), (1680, 237771), (1740, 229572), (1822, 219240), (1827, 218640), (1890, 211352), (2030, 196776), (2088, 191310), (2160, 184933), (2320, 172179), (2436, 163980), (2520, 158514), (2610, 153048), (2733, 146160), (3024, 132095), (3045, 131184), (3132, 127540), (3248, 122985), (3480, 114786), (3644, 109620), (3654, 109320), (3780, 105676), (3915, 102032), (4060, 98388), (4176, 95655), (4555, 87696), (4872, 81990), (5040, 79257), (5220, 76524), (5466, 73080), (5481, 72880), (6090, 65592), (6264, 63770), (6377, 62640), (6960, 57393), (7288, 54810), (7308, 54660), (7560, 52838), (7830, 51016), (8120, 49194), (8199, 48720), (9110, 43848), (9135, 43728), (9744, 40995), (10440, 38262), (10932, 36540), (10962, 36440), (12180, 32796), (12528, 31885), (12754, 31320), (13665, 29232), (14576, 27405), (14616, 27330), (15120, 26419), (15660, 25508), (16240, 24597), (16398, 24360), (18220, 21924), (18270, 21864), (19131, 20880)]