643434660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:319

約数の個数: 288

約数和(自身を含む): 2264371200

約数和(自身を除く): 1620936540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 71, 90, 92, 99, 110, 115, 132, 138, 142, 165, 180, 198, 199, 207, 213, 220, 230, 253, 276, 284, 330, 345, 355, 396, 398, 414, 426, 460, 495, 506, 597, 639, 660, 690, 710, 759, 781, 796, 828, 852, 990, 995, 1012, 1035, 1065, 1194, 1265, 1278, 1380, 1420, 1518, 1562, 1633, 1791, 1980, 1990, 2070, 2130, 2189, 2277, 2343, 2388, 2530, 2556, 2985, 3036, 3124, 3195, 3266, 3582, 3795, 3905, 3980, 4140, 4260, 4378, 4554, 4577, 4686, 4899, 5060, 5970, 6390, 6532, 6567, 7029, 7164, 7590, 7810, 8165, 8756, 8955, 9108, 9154, 9372, 9798, 10945, 11385, 11715, 11940, 12780, 13134, 13731, 14058, 14129, 14697, 15180, 15620, 16330, 17910, 17963, 18308, 19596, 19701, 21890, 22770, 22885, 23430, 24495, 26268, 27462, 28116, 28258, 29394, 32660, 32835, 35145, 35820, 35926, 39402, 41193, 42387, 43780, 45540, 45770, 46860, 48990, 50347, 53889, 54924, 56516, 58788, 65670, 68655, 70290, 70645, 71852, 73485, 78804, 82386, 84774, 89815, 91540, 97980, 98505, 100694, 107778, 127161, 131340, 137310, 140580, 141290, 146970, 151041, 155419, 161667, 164772, 169548, 179630, 197010, 201388, 205965, 211935, 215556, 251735, 254322, 269445, 274620, 282580, 293940, 302082, 310838, 323334, 324967, 359260, 394020, 411930, 423870, 453123, 466257, 503470, 508644, 538890, 604164, 621676, 635805, 646668, 649934, 755205, 777095, 808335, 823860, 847740, 906246, 932514, 974901, 1006940, 1077780, 1271610, 1299868, 1398771, 1510410, 1554190, 1616670, 1624835, 1812492, 1865028, 1949802, 2265615, 2331285, 2543220, 2797542, 2924703, 3020820, 3108380, 3233340, 3249670, 3574637, 3899604, 4531230, 4662570, 4874505, 5595084, 5849406, 6499340, 6993855, 7149274, 9062460, 9325140, 9749010, 10723911, 11698812, 13987710, 14298548, 14623515, 17873185, 19498020, 21447822, 27975420, 29247030, 32171733, 35746370, 42895644, 53619555, 58494060, 64343466, 71492740, 107239110, 128686932, 160858665, 214478220, 321717330, 643434660]

約数ペア:

[(1, 643434660), (2, 321717330), (3, 214478220), (4, 160858665), (5, 128686932), (6, 107239110), (9, 71492740), (10, 64343466), (11, 58494060), (12, 53619555), (15, 42895644), (18, 35746370), (20, 32171733), (22, 29247030), (23, 27975420), (30, 21447822), (33, 19498020), (36, 17873185), (44, 14623515), (45, 14298548), (46, 13987710), (55, 11698812), (60, 10723911), (66, 9749010), (69, 9325140), (71, 9062460), (90, 7149274), (92, 6993855), (99, 6499340), (110, 5849406), (115, 5595084), (132, 4874505), (138, 4662570), (142, 4531230), (165, 3899604), (180, 3574637), (198, 3249670), (199, 3233340), (207, 3108380), (213, 3020820), (220, 2924703), (230, 2797542), (253, 2543220), (276, 2331285), (284, 2265615), (330, 1949802), (345, 1865028), (355, 1812492), (396, 1624835), (398, 1616670), (414, 1554190), (426, 1510410), (460, 1398771), (495, 1299868), (506, 1271610), (597, 1077780), (639, 1006940), (660, 974901), (690, 932514), (710, 906246), (759, 847740), (781, 823860), (796, 808335), (828, 777095), (852, 755205), (990, 649934), (995, 646668), (1012, 635805), (1035, 621676), (1065, 604164), (1194, 538890), (1265, 508644), (1278, 503470), (1380, 466257), (1420, 453123), (1518, 423870), (1562, 411930), (1633, 394020), (1791, 359260), (1980, 324967), (1990, 323334), (2070, 310838), (2130, 302082), (2189, 293940), (2277, 282580), (2343, 274620), (2388, 269445), (2530, 254322), (2556, 251735), (2985, 215556), (3036, 211935), (3124, 205965), (3195, 201388), (3266, 197010), (3582, 179630), (3795, 169548), (3905, 164772), (3980, 161667), (4140, 155419), (4260, 151041), (4378, 146970), (4554, 141290), (4577, 140580), (4686, 137310), (4899, 131340), (5060, 127161), (5970, 107778), (6390, 100694), (6532, 98505), (6567, 97980), (7029, 91540), (7164, 89815), (7590, 84774), (7810, 82386), (8165, 78804), (8756, 73485), (8955, 71852), (9108, 70645), (9154, 70290), (9372, 68655), (9798, 65670), (10945, 58788), (11385, 56516), (11715, 54924), (11940, 53889), (12780, 50347), (13134, 48990), (13731, 46860), (14058, 45770), (14129, 45540), (14697, 43780), (15180, 42387), (15620, 41193), (16330, 39402), (17910, 35926), (17963, 35820), (18308, 35145), (19596, 32835), (19701, 32660), (21890, 29394), (22770, 28258), (22885, 28116), (23430, 27462), (24495, 26268)]