15719760

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{3119}}^1$

素因数の和:3145

約数の個数: 120

約数和(自身を含む): 60353280

約数和(自身を除く): 44633520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 3119, 5040, 6238, 9357, 12476, 15595, 18714, 21833, 24952, 28071, 31190, 37428, 43666, 46785, 49904, 56142, 62380, 65499, 74856, 87332, 93570, 109165, 112284, 124760, 130998, 140355, 149712, 174664, 187140, 196497, 218330, 224568, 249520, 261996, 280710, 327495, 349328, 374280, 392994, 436660, 449136, 523992, 561420, 654990, 748560, 785988, 873320, 982485, 1047984, 1122840, 1309980, 1571976, 1746640, 1964970, 2245680, 2619960, 3143952, 3929940, 5239920, 7859880, 15719760]

約数ペア:

[(1, 15719760), (2, 7859880), (3, 5239920), (4, 3929940), (5, 3143952), (6, 2619960), (7, 2245680), (8, 1964970), (9, 1746640), (10, 1571976), (12, 1309980), (14, 1122840), (15, 1047984), (16, 982485), (18, 873320), (20, 785988), (21, 748560), (24, 654990), (28, 561420), (30, 523992), (35, 449136), (36, 436660), (40, 392994), (42, 374280), (45, 349328), (48, 327495), (56, 280710), (60, 261996), (63, 249520), (70, 224568), (72, 218330), (80, 196497), (84, 187140), (90, 174664), (105, 149712), (112, 140355), (120, 130998), (126, 124760), (140, 112284), (144, 109165), (168, 93570), (180, 87332), (210, 74856), (240, 65499), (252, 62380), (280, 56142), (315, 49904), (336, 46785), (360, 43666), (420, 37428), (504, 31190), (560, 28071), (630, 24952), (720, 21833), (840, 18714), (1008, 15595), (1260, 12476), (1680, 9357), (2520, 6238), (3119, 5040)]