31015440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:278

約数の個数: 160

約数和(自身を含む): 108743040

約数和(自身を除く): 77727600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 83, 90, 108, 120, 135, 144, 166, 173, 180, 216, 240, 249, 270, 332, 346, 360, 415, 432, 498, 519, 540, 664, 692, 720, 747, 830, 865, 996, 1038, 1080, 1245, 1328, 1384, 1494, 1557, 1660, 1730, 1992, 2076, 2160, 2241, 2490, 2595, 2768, 2988, 3114, 3320, 3460, 3735, 3984, 4152, 4482, 4671, 4980, 5190, 5976, 6228, 6640, 6920, 7470, 7785, 8304, 8964, 9342, 9960, 10380, 11205, 11952, 12456, 13840, 14359, 14940, 15570, 17928, 18684, 19920, 20760, 22410, 23355, 24912, 28718, 29880, 31140, 35856, 37368, 41520, 43077, 44820, 46710, 57436, 59760, 62280, 71795, 74736, 86154, 89640, 93420, 114872, 124560, 129231, 143590, 172308, 179280, 186840, 215385, 229744, 258462, 287180, 344616, 373680, 387693, 430770, 516924, 574360, 646155, 689232, 775386, 861540, 1033848, 1148720, 1292310, 1550772, 1723080, 1938465, 2067696, 2584620, 3101544, 3446160, 3876930, 5169240, 6203088, 7753860, 10338480, 15507720, 31015440]

約数ペア:

[(1, 31015440), (2, 15507720), (3, 10338480), (4, 7753860), (5, 6203088), (6, 5169240), (8, 3876930), (9, 3446160), (10, 3101544), (12, 2584620), (15, 2067696), (16, 1938465), (18, 1723080), (20, 1550772), (24, 1292310), (27, 1148720), (30, 1033848), (36, 861540), (40, 775386), (45, 689232), (48, 646155), (54, 574360), (60, 516924), (72, 430770), (80, 387693), (83, 373680), (90, 344616), (108, 287180), (120, 258462), (135, 229744), (144, 215385), (166, 186840), (173, 179280), (180, 172308), (216, 143590), (240, 129231), (249, 124560), (270, 114872), (332, 93420), (346, 89640), (360, 86154), (415, 74736), (432, 71795), (498, 62280), (519, 59760), (540, 57436), (664, 46710), (692, 44820), (720, 43077), (747, 41520), (830, 37368), (865, 35856), (996, 31140), (1038, 29880), (1080, 28718), (1245, 24912), (1328, 23355), (1384, 22410), (1494, 20760), (1557, 19920), (1660, 18684), (1730, 17928), (1992, 15570), (2076, 14940), (2160, 14359), (2241, 13840), (2490, 12456), (2595, 11952), (2768, 11205), (2988, 10380), (3114, 9960), (3320, 9342), (3460, 8964), (3735, 8304), (3984, 7785), (4152, 7470), (4482, 6920), (4671, 6640), (4980, 6228), (5190, 5976)]