261768960

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{733}}^1$

素因数の和:791

約数の個数: 216

約数和(自身を含む): 936184704

約数和(自身を除く): 674415744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 558, 576, 620, 640, 720, 733, 744, 768, 930, 960, 992, 1116, 1152, 1240, 1280, 1395, 1440, 1466, 1488, 1860, 1920, 1984, 2199, 2232, 2304, 2480, 2790, 2880, 2932, 2976, 3665, 3720, 3840, 3968, 4398, 4464, 4960, 5580, 5760, 5864, 5952, 6597, 7330, 7440, 7936, 8796, 8928, 9920, 10995, 11160, 11520, 11728, 11904, 13194, 14660, 14880, 17592, 17856, 19840, 21990, 22320, 22723, 23456, 23808, 26388, 29320, 29760, 32985, 35184, 35712, 39680, 43980, 44640, 45446, 46912, 52776, 58640, 59520, 65970, 68169, 70368, 71424, 87960, 89280, 90892, 93824, 105552, 113615, 117280, 119040, 131940, 136338, 140736, 175920, 178560, 181784, 187648, 204507, 211104, 227230, 234560, 263880, 272676, 281472, 340845, 351840, 357120, 363568, 409014, 422208, 454460, 469120, 527760, 545352, 562944, 681690, 703680, 727136, 818028, 844416, 908920, 938240, 1022535, 1055520, 1090704, 1363380, 1407360, 1454272, 1636056, 1688832, 1817840, 2045070, 2111040, 2181408, 2726760, 2814720, 2908544, 3272112, 3635680, 4090140, 4222080, 4362816, 5453520, 5817088, 6544224, 7271360, 8180280, 8444160, 8725632, 10907040, 13088448, 14542720, 16360560, 17451264, 21814080, 26176896, 29085440, 32721120, 43628160, 52353792, 65442240, 87256320, 130884480, 261768960]

約数ペア:

[(1, 261768960), (2, 130884480), (3, 87256320), (4, 65442240), (5, 52353792), (6, 43628160), (8, 32721120), (9, 29085440), (10, 26176896), (12, 21814080), (15, 17451264), (16, 16360560), (18, 14542720), (20, 13088448), (24, 10907040), (30, 8725632), (31, 8444160), (32, 8180280), (36, 7271360), (40, 6544224), (45, 5817088), (48, 5453520), (60, 4362816), (62, 4222080), (64, 4090140), (72, 3635680), (80, 3272112), (90, 2908544), (93, 2814720), (96, 2726760), (120, 2181408), (124, 2111040), (128, 2045070), (144, 1817840), (155, 1688832), (160, 1636056), (180, 1454272), (186, 1407360), (192, 1363380), (240, 1090704), (248, 1055520), (256, 1022535), (279, 938240), (288, 908920), (310, 844416), (320, 818028), (360, 727136), (372, 703680), (384, 681690), (465, 562944), (480, 545352), (496, 527760), (558, 469120), (576, 454460), (620, 422208), (640, 409014), (720, 363568), (733, 357120), (744, 351840), (768, 340845), (930, 281472), (960, 272676), (992, 263880), (1116, 234560), (1152, 227230), (1240, 211104), (1280, 204507), (1395, 187648), (1440, 181784), (1466, 178560), (1488, 175920), (1860, 140736), (1920, 136338), (1984, 131940), (2199, 119040), (2232, 117280), (2304, 113615), (2480, 105552), (2790, 93824), (2880, 90892), (2932, 89280), (2976, 87960), (3665, 71424), (3720, 70368), (3840, 68169), (3968, 65970), (4398, 59520), (4464, 58640), (4960, 52776), (5580, 46912), (5760, 45446), (5864, 44640), (5952, 43980), (6597, 39680), (7330, 35712), (7440, 35184), (7936, 32985), (8796, 29760), (8928, 29320), (9920, 26388), (10995, 23808), (11160, 23456), (11520, 22723), (11728, 22320), (11904, 21990), (13194, 19840), (14660, 17856), (14880, 17592)]