2156880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:89

約数の個数: 160

約数和(自身を含む): 7856640

約数和(自身を除く): 5699760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 33, 38, 40, 43, 44, 48, 55, 57, 60, 66, 76, 80, 86, 88, 95, 110, 114, 120, 129, 132, 152, 165, 172, 176, 190, 209, 215, 220, 228, 240, 258, 264, 285, 304, 330, 344, 380, 418, 430, 440, 456, 473, 516, 528, 570, 627, 645, 660, 688, 760, 817, 836, 860, 880, 912, 946, 1032, 1045, 1140, 1254, 1290, 1320, 1419, 1520, 1634, 1672, 1720, 1892, 2064, 2090, 2280, 2365, 2451, 2508, 2580, 2640, 2838, 3135, 3268, 3344, 3440, 3784, 4085, 4180, 4560, 4730, 4902, 5016, 5160, 5676, 6270, 6536, 7095, 7568, 8170, 8360, 8987, 9460, 9804, 10032, 10320, 11352, 12255, 12540, 13072, 14190, 16340, 16720, 17974, 18920, 19608, 22704, 24510, 25080, 26961, 28380, 32680, 35948, 37840, 39216, 44935, 49020, 50160, 53922, 56760, 65360, 71896, 89870, 98040, 107844, 113520, 134805, 143792, 179740, 196080, 215688, 269610, 359480, 431376, 539220, 718960, 1078440, 2156880]

約数ペア:

[(1, 2156880), (2, 1078440), (3, 718960), (4, 539220), (5, 431376), (6, 359480), (8, 269610), (10, 215688), (11, 196080), (12, 179740), (15, 143792), (16, 134805), (19, 113520), (20, 107844), (22, 98040), (24, 89870), (30, 71896), (33, 65360), (38, 56760), (40, 53922), (43, 50160), (44, 49020), (48, 44935), (55, 39216), (57, 37840), (60, 35948), (66, 32680), (76, 28380), (80, 26961), (86, 25080), (88, 24510), (95, 22704), (110, 19608), (114, 18920), (120, 17974), (129, 16720), (132, 16340), (152, 14190), (165, 13072), (172, 12540), (176, 12255), (190, 11352), (209, 10320), (215, 10032), (220, 9804), (228, 9460), (240, 8987), (258, 8360), (264, 8170), (285, 7568), (304, 7095), (330, 6536), (344, 6270), (380, 5676), (418, 5160), (430, 5016), (440, 4902), (456, 4730), (473, 4560), (516, 4180), (528, 4085), (570, 3784), (627, 3440), (645, 3344), (660, 3268), (688, 3135), (760, 2838), (817, 2640), (836, 2580), (860, 2508), (880, 2451), (912, 2365), (946, 2280), (1032, 2090), (1045, 2064), (1140, 1892), (1254, 1720), (1290, 1672), (1320, 1634), (1419, 1520)]