388014840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{811}}^1$

素因数の和:1274

約数の個数: 128

約数和(自身を含む): 1297900800

約数和(自身を除く): 909885960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 443, 540, 811, 886, 1080, 1329, 1622, 1772, 2215, 2433, 2658, 3244, 3544, 3987, 4055, 4430, 4866, 5316, 6488, 6645, 7299, 7974, 8110, 8860, 9732, 10632, 11961, 12165, 13290, 14598, 15948, 16220, 17720, 19464, 19935, 21897, 23922, 24330, 26580, 29196, 31896, 32440, 36495, 39870, 43794, 47844, 48660, 53160, 58392, 59805, 72990, 79740, 87588, 95688, 97320, 109485, 119610, 145980, 159480, 175176, 218970, 239220, 291960, 359273, 437940, 478440, 718546, 875880, 1077819, 1437092, 1796365, 2155638, 2874184, 3233457, 3592730, 4311276, 5389095, 6466914, 7185460, 8622552, 9700371, 10778190, 12933828, 14370920, 16167285, 19400742, 21556380, 25867656, 32334570, 38801484, 43112760, 48501855, 64669140, 77602968, 97003710, 129338280, 194007420, 388014840]

約数ペア:

[(1, 388014840), (2, 194007420), (3, 129338280), (4, 97003710), (5, 77602968), (6, 64669140), (8, 48501855), (9, 43112760), (10, 38801484), (12, 32334570), (15, 25867656), (18, 21556380), (20, 19400742), (24, 16167285), (27, 14370920), (30, 12933828), (36, 10778190), (40, 9700371), (45, 8622552), (54, 7185460), (60, 6466914), (72, 5389095), (90, 4311276), (108, 3592730), (120, 3233457), (135, 2874184), (180, 2155638), (216, 1796365), (270, 1437092), (360, 1077819), (443, 875880), (540, 718546), (811, 478440), (886, 437940), (1080, 359273), (1329, 291960), (1622, 239220), (1772, 218970), (2215, 175176), (2433, 159480), (2658, 145980), (3244, 119610), (3544, 109485), (3987, 97320), (4055, 95688), (4430, 87588), (4866, 79740), (5316, 72990), (6488, 59805), (6645, 58392), (7299, 53160), (7974, 48660), (8110, 47844), (8860, 43794), (9732, 39870), (10632, 36495), (11961, 32440), (12165, 31896), (13290, 29196), (14598, 26580), (15948, 24330), (16220, 23922), (17720, 21897), (19464, 19935)]