668988432

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:402

約数の個数: 240

約数和(自身を含む): 2244935680

約数和(自身を除く): 1575947248

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 56, 62, 63, 72, 79, 84, 93, 112, 124, 126, 144, 158, 168, 186, 217, 237, 248, 252, 271, 279, 316, 336, 372, 434, 474, 496, 504, 542, 553, 558, 632, 651, 711, 744, 813, 868, 948, 1008, 1084, 1106, 1116, 1264, 1302, 1422, 1488, 1626, 1659, 1736, 1896, 1897, 1953, 2168, 2212, 2232, 2439, 2449, 2604, 2844, 3252, 3318, 3472, 3792, 3794, 3906, 4336, 4424, 4464, 4878, 4898, 4977, 5208, 5688, 5691, 6504, 6636, 7347, 7588, 7812, 8401, 8848, 9756, 9796, 9954, 10416, 11376, 11382, 13008, 13272, 14694, 15176, 15624, 16802, 17073, 17143, 19512, 19592, 19908, 21409, 22041, 22764, 25203, 26544, 29388, 30352, 31248, 33604, 34146, 34286, 39024, 39184, 39816, 42818, 44082, 45528, 50406, 51429, 58776, 58807, 64227, 67208, 68292, 68572, 75609, 79632, 85636, 88164, 91056, 100812, 102858, 117552, 117614, 128454, 134416, 136584, 137144, 149863, 151218, 154287, 171272, 176328, 176421, 192681, 201624, 205716, 235228, 256908, 273168, 274288, 299726, 302436, 308574, 342544, 352656, 352842, 385362, 403248, 411432, 449589, 470456, 513816, 529263, 599452, 604872, 617148, 663679, 705684, 770724, 822864, 899178, 940912, 1027632, 1058526, 1198904, 1209744, 1234296, 1327358, 1348767, 1411368, 1541448, 1798356, 1991037, 2117052, 2397808, 2468592, 2654716, 2697534, 2822736, 3082896, 3596712, 3982074, 4234104, 4645753, 5309432, 5395068, 5973111, 7193424, 7964148, 8468208, 9291506, 10618864, 10790136, 11946222, 13937259, 15928296, 18583012, 21580272, 23892444, 27874518, 31856592, 37166024, 41811777, 47784888, 55749036, 74332048, 83623554, 95569776, 111498072, 167247108, 222996144, 334494216, 668988432]

約数ペア:

[(1, 668988432), (2, 334494216), (3, 222996144), (4, 167247108), (6, 111498072), (7, 95569776), (8, 83623554), (9, 74332048), (12, 55749036), (14, 47784888), (16, 41811777), (18, 37166024), (21, 31856592), (24, 27874518), (28, 23892444), (31, 21580272), (36, 18583012), (42, 15928296), (48, 13937259), (56, 11946222), (62, 10790136), (63, 10618864), (72, 9291506), (79, 8468208), (84, 7964148), (93, 7193424), (112, 5973111), (124, 5395068), (126, 5309432), (144, 4645753), (158, 4234104), (168, 3982074), (186, 3596712), (217, 3082896), (237, 2822736), (248, 2697534), (252, 2654716), (271, 2468592), (279, 2397808), (316, 2117052), (336, 1991037), (372, 1798356), (434, 1541448), (474, 1411368), (496, 1348767), (504, 1327358), (542, 1234296), (553, 1209744), (558, 1198904), (632, 1058526), (651, 1027632), (711, 940912), (744, 899178), (813, 822864), (868, 770724), (948, 705684), (1008, 663679), (1084, 617148), (1106, 604872), (1116, 599452), (1264, 529263), (1302, 513816), (1422, 470456), (1488, 449589), (1626, 411432), (1659, 403248), (1736, 385362), (1896, 352842), (1897, 352656), (1953, 342544), (2168, 308574), (2212, 302436), (2232, 299726), (2439, 274288), (2449, 273168), (2604, 256908), (2844, 235228), (3252, 205716), (3318, 201624), (3472, 192681), (3792, 176421), (3794, 176328), (3906, 171272), (4336, 154287), (4424, 151218), (4464, 149863), (4878, 137144), (4898, 136584), (4977, 134416), (5208, 128454), (5688, 117614), (5691, 117552), (6504, 102858), (6636, 100812), (7347, 91056), (7588, 88164), (7812, 85636), (8401, 79632), (8848, 75609), (9756, 68572), (9796, 68292), (9954, 67208), (10416, 64227), (11376, 58807), (11382, 58776), (13008, 51429), (13272, 50406), (14694, 45528), (15176, 44082), (15624, 42818), (16802, 39816), (17073, 39184), (17143, 39024), (19512, 34286), (19592, 34146), (19908, 33604), (21409, 31248), (22041, 30352), (22764, 29388), (25203, 26544)]