748739520

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{521}}^1$

素因数の和:1043

約数の個数: 168

約数和(自身を含む): 2585466000

約数和(自身を除く): 1836726480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 499, 521, 576, 720, 960, 998, 1042, 1440, 1497, 1563, 1996, 2084, 2495, 2605, 2880, 2994, 3126, 3992, 4168, 4491, 4689, 4990, 5210, 5988, 6252, 7485, 7815, 7984, 8336, 8982, 9378, 9980, 10420, 11976, 12504, 14970, 15630, 15968, 16672, 17964, 18756, 19960, 20840, 22455, 23445, 23952, 25008, 29940, 31260, 31936, 33344, 35928, 37512, 39920, 41680, 44910, 46890, 47904, 50016, 59880, 62520, 71856, 75024, 79840, 83360, 89820, 93780, 95808, 100032, 119760, 125040, 143712, 150048, 159680, 166720, 179640, 187560, 239520, 250080, 259979, 287424, 300096, 359280, 375120, 479040, 500160, 519958, 718560, 750240, 779937, 1039916, 1299895, 1437120, 1500480, 1559874, 2079832, 2339811, 2599790, 3119748, 3899685, 4159664, 4679622, 5199580, 6239496, 7799370, 8319328, 9359244, 10399160, 11699055, 12478992, 15598740, 16638656, 18718488, 20798320, 23398110, 24957984, 31197480, 37436976, 41596640, 46796220, 49915968, 62394960, 74873952, 83193280, 93592440, 124789920, 149747904, 187184880, 249579840, 374369760, 748739520]

約数ペア:

[(1, 748739520), (2, 374369760), (3, 249579840), (4, 187184880), (5, 149747904), (6, 124789920), (8, 93592440), (9, 83193280), (10, 74873952), (12, 62394960), (15, 49915968), (16, 46796220), (18, 41596640), (20, 37436976), (24, 31197480), (30, 24957984), (32, 23398110), (36, 20798320), (40, 18718488), (45, 16638656), (48, 15598740), (60, 12478992), (64, 11699055), (72, 10399160), (80, 9359244), (90, 8319328), (96, 7799370), (120, 6239496), (144, 5199580), (160, 4679622), (180, 4159664), (192, 3899685), (240, 3119748), (288, 2599790), (320, 2339811), (360, 2079832), (480, 1559874), (499, 1500480), (521, 1437120), (576, 1299895), (720, 1039916), (960, 779937), (998, 750240), (1042, 718560), (1440, 519958), (1497, 500160), (1563, 479040), (1996, 375120), (2084, 359280), (2495, 300096), (2605, 287424), (2880, 259979), (2994, 250080), (3126, 239520), (3992, 187560), (4168, 179640), (4491, 166720), (4689, 159680), (4990, 150048), (5210, 143712), (5988, 125040), (6252, 119760), (7485, 100032), (7815, 95808), (7984, 93780), (8336, 89820), (8982, 83360), (9378, 79840), (9980, 75024), (10420, 71856), (11976, 62520), (12504, 59880), (14970, 50016), (15630, 47904), (15968, 46890), (16672, 44910), (17964, 41680), (18756, 39920), (19960, 37512), (20840, 35928), (22455, 33344), (23445, 31936), (23952, 31260), (25008, 29940)]