1386240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^2$

素因数の和:62

約数の個数: 108

約数和(自身を含む): 4672584

約数和(自身を除く): 3286344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 361, 380, 384, 456, 480, 570, 608, 640, 722, 760, 768, 912, 960, 1083, 1140, 1216, 1280, 1444, 1520, 1805, 1824, 1920, 2166, 2280, 2432, 2888, 3040, 3610, 3648, 3840, 4332, 4560, 4864, 5415, 5776, 6080, 7220, 7296, 8664, 9120, 10830, 11552, 12160, 14440, 14592, 17328, 18240, 21660, 23104, 24320, 28880, 34656, 36480, 43320, 46208, 57760, 69312, 72960, 86640, 92416, 115520, 138624, 173280, 231040, 277248, 346560, 462080, 693120, 1386240]

約数ペア:

[(1, 1386240), (2, 693120), (3, 462080), (4, 346560), (5, 277248), (6, 231040), (8, 173280), (10, 138624), (12, 115520), (15, 92416), (16, 86640), (19, 72960), (20, 69312), (24, 57760), (30, 46208), (32, 43320), (38, 36480), (40, 34656), (48, 28880), (57, 24320), (60, 23104), (64, 21660), (76, 18240), (80, 17328), (95, 14592), (96, 14440), (114, 12160), (120, 11552), (128, 10830), (152, 9120), (160, 8664), (190, 7296), (192, 7220), (228, 6080), (240, 5776), (256, 5415), (285, 4864), (304, 4560), (320, 4332), (361, 3840), (380, 3648), (384, 3610), (456, 3040), (480, 2888), (570, 2432), (608, 2280), (640, 2166), (722, 1920), (760, 1824), (768, 1805), (912, 1520), (960, 1444), (1083, 1280), (1140, 1216)]