388381680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1$

素因数の和:588

約数の個数: 240

約数和(自身を含む): 1392768000

約数和(自身を除く): 1004386320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 47, 48, 60, 69, 72, 80, 90, 92, 94, 115, 120, 138, 141, 144, 180, 184, 188, 207, 230, 235, 240, 276, 282, 345, 360, 368, 376, 414, 423, 460, 470, 499, 552, 564, 690, 705, 720, 752, 828, 846, 920, 940, 998, 1035, 1081, 1104, 1128, 1380, 1410, 1497, 1656, 1692, 1840, 1880, 1996, 2070, 2115, 2162, 2256, 2495, 2760, 2820, 2994, 3243, 3312, 3384, 3760, 3992, 4140, 4230, 4324, 4491, 4990, 5405, 5520, 5640, 5988, 6486, 6768, 7485, 7984, 8280, 8460, 8648, 8982, 9729, 9980, 10810, 11280, 11477, 11976, 12972, 14970, 16215, 16560, 16920, 17296, 17964, 19458, 19960, 21620, 22455, 22954, 23453, 23952, 25944, 29940, 32430, 33840, 34431, 35928, 38916, 39920, 43240, 44910, 45908, 46906, 48645, 51888, 57385, 59880, 64860, 68862, 70359, 71856, 77832, 86480, 89820, 91816, 93812, 97290, 103293, 114770, 117265, 119760, 129720, 137724, 140718, 155664, 172155, 179640, 183632, 187624, 194580, 206586, 211077, 229540, 234530, 259440, 275448, 281436, 344310, 351795, 359280, 375248, 389160, 413172, 422154, 459080, 469060, 516465, 539419, 550896, 562872, 688620, 703590, 778320, 826344, 844308, 918160, 938120, 1032930, 1055385, 1078838, 1125744, 1377240, 1407180, 1618257, 1652688, 1688616, 1876240, 2065860, 2110770, 2157676, 2697095, 2754480, 2814360, 3236514, 3377232, 4131720, 4221540, 4315352, 4854771, 5394190, 5628720, 6473028, 8091285, 8263440, 8443080, 8630704, 9709542, 10788380, 12946056, 16182570, 16886160, 19419084, 21576760, 24273855, 25892112, 32365140, 38838168, 43153520, 48547710, 64730280, 77676336, 97095420, 129460560, 194190840, 388381680]

約数ペア:

[(1, 388381680), (2, 194190840), (3, 129460560), (4, 97095420), (5, 77676336), (6, 64730280), (8, 48547710), (9, 43153520), (10, 38838168), (12, 32365140), (15, 25892112), (16, 24273855), (18, 21576760), (20, 19419084), (23, 16886160), (24, 16182570), (30, 12946056), (36, 10788380), (40, 9709542), (45, 8630704), (46, 8443080), (47, 8263440), (48, 8091285), (60, 6473028), (69, 5628720), (72, 5394190), (80, 4854771), (90, 4315352), (92, 4221540), (94, 4131720), (115, 3377232), (120, 3236514), (138, 2814360), (141, 2754480), (144, 2697095), (180, 2157676), (184, 2110770), (188, 2065860), (207, 1876240), (230, 1688616), (235, 1652688), (240, 1618257), (276, 1407180), (282, 1377240), (345, 1125744), (360, 1078838), (368, 1055385), (376, 1032930), (414, 938120), (423, 918160), (460, 844308), (470, 826344), (499, 778320), (552, 703590), (564, 688620), (690, 562872), (705, 550896), (720, 539419), (752, 516465), (828, 469060), (846, 459080), (920, 422154), (940, 413172), (998, 389160), (1035, 375248), (1081, 359280), (1104, 351795), (1128, 344310), (1380, 281436), (1410, 275448), (1497, 259440), (1656, 234530), (1692, 229540), (1840, 211077), (1880, 206586), (1996, 194580), (2070, 187624), (2115, 183632), (2162, 179640), (2256, 172155), (2495, 155664), (2760, 140718), (2820, 137724), (2994, 129720), (3243, 119760), (3312, 117265), (3384, 114770), (3760, 103293), (3992, 97290), (4140, 93812), (4230, 91816), (4324, 89820), (4491, 86480), (4990, 77832), (5405, 71856), (5520, 70359), (5640, 68862), (5988, 64860), (6486, 59880), (6768, 57385), (7485, 51888), (7984, 48645), (8280, 46906), (8460, 45908), (8648, 44910), (8982, 43240), (9729, 39920), (9980, 38916), (10810, 35928), (11280, 34431), (11477, 33840), (11976, 32430), (12972, 29940), (14970, 25944), (16215, 23952), (16560, 23453), (16920, 22954), (17296, 22455), (17964, 21620), (19458, 19960)]