15716880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:365

約数の個数: 120

約数和(自身を含む): 53621568

約数和(自身を除く): 37904688

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 83, 90, 120, 144, 166, 180, 240, 249, 263, 332, 360, 415, 498, 526, 664, 720, 747, 789, 830, 996, 1052, 1245, 1315, 1328, 1494, 1578, 1660, 1992, 2104, 2367, 2490, 2630, 2988, 3156, 3320, 3735, 3945, 3984, 4208, 4734, 4980, 5260, 5976, 6312, 6640, 7470, 7890, 9468, 9960, 10520, 11835, 11952, 12624, 14940, 15780, 18936, 19920, 21040, 21829, 23670, 29880, 31560, 37872, 43658, 47340, 59760, 63120, 65487, 87316, 94680, 109145, 130974, 174632, 189360, 196461, 218290, 261948, 327435, 349264, 392922, 436580, 523896, 654870, 785844, 873160, 982305, 1047792, 1309740, 1571688, 1746320, 1964610, 2619480, 3143376, 3929220, 5238960, 7858440, 15716880]

約数ペア:

[(1, 15716880), (2, 7858440), (3, 5238960), (4, 3929220), (5, 3143376), (6, 2619480), (8, 1964610), (9, 1746320), (10, 1571688), (12, 1309740), (15, 1047792), (16, 982305), (18, 873160), (20, 785844), (24, 654870), (30, 523896), (36, 436580), (40, 392922), (45, 349264), (48, 327435), (60, 261948), (72, 218290), (80, 196461), (83, 189360), (90, 174632), (120, 130974), (144, 109145), (166, 94680), (180, 87316), (240, 65487), (249, 63120), (263, 59760), (332, 47340), (360, 43658), (415, 37872), (498, 31560), (526, 29880), (664, 23670), (720, 21829), (747, 21040), (789, 19920), (830, 18936), (996, 15780), (1052, 14940), (1245, 12624), (1315, 11952), (1328, 11835), (1494, 10520), (1578, 9960), (1660, 9468), (1992, 7890), (2104, 7470), (2367, 6640), (2490, 6312), (2630, 5976), (2988, 5260), (3156, 4980), (3320, 4734), (3735, 4208), (3945, 3984)]