55998720

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{4861}}^1$

素因数の和:4888

約数の個数: 108

約数和(自身を含む): 193789596

約数和(自身を除く): 137790876

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 4861, 5760, 9722, 11520, 14583, 19444, 24305, 29166, 38888, 43749, 48610, 58332, 72915, 77776, 87498, 97220, 116664, 145830, 155552, 174996, 194440, 218745, 233328, 291660, 311104, 349992, 388880, 437490, 466656, 583320, 622208, 699984, 777760, 874980, 933312, 1166640, 1244416, 1399968, 1555520, 1749960, 1866624, 2333280, 2799936, 3111040, 3499920, 3733248, 4666560, 5599872, 6222080, 6999840, 9333120, 11199744, 13999680, 18666240, 27999360, 55998720]

約数ペア:

[(1, 55998720), (2, 27999360), (3, 18666240), (4, 13999680), (5, 11199744), (6, 9333120), (8, 6999840), (9, 6222080), (10, 5599872), (12, 4666560), (15, 3733248), (16, 3499920), (18, 3111040), (20, 2799936), (24, 2333280), (30, 1866624), (32, 1749960), (36, 1555520), (40, 1399968), (45, 1244416), (48, 1166640), (60, 933312), (64, 874980), (72, 777760), (80, 699984), (90, 622208), (96, 583320), (120, 466656), (128, 437490), (144, 388880), (160, 349992), (180, 311104), (192, 291660), (240, 233328), (256, 218745), (288, 194440), (320, 174996), (360, 155552), (384, 145830), (480, 116664), (576, 97220), (640, 87498), (720, 77776), (768, 72915), (960, 58332), (1152, 48610), (1280, 43749), (1440, 38888), (1920, 29166), (2304, 24305), (2880, 19444), (3840, 14583), (4861, 11520), (5760, 9722)]