257604804

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 705846960

約数和(自身を除く): 448242156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 41, 53, 74, 82, 89, 106, 111, 123, 148, 159, 164, 178, 212, 222, 246, 267, 318, 333, 356, 369, 444, 477, 492, 534, 636, 666, 738, 801, 954, 1068, 1332, 1476, 1517, 1602, 1908, 1961, 2173, 3034, 3204, 3293, 3649, 3922, 4346, 4551, 4717, 5883, 6068, 6519, 6586, 7298, 7844, 8692, 9102, 9434, 9879, 10947, 11766, 13038, 13172, 13653, 14151, 14596, 17649, 18204, 18868, 19557, 19758, 21894, 23532, 26076, 27306, 28302, 29637, 32841, 35298, 39114, 39516, 42453, 43788, 54612, 56604, 59274, 65682, 70596, 78228, 80401, 84906, 118548, 131364, 135013, 160802, 169812, 174529, 193397, 241203, 270026, 321604, 349058, 386794, 405039, 482406, 523587, 540052, 580191, 698116, 723609, 773588, 810078, 964812, 1047174, 1160382, 1215117, 1447218, 1570761, 1620156, 1740573, 2094348, 2320764, 2430234, 2894436, 3141522, 3481146, 4860468, 6283044, 6962292, 7155689, 14311378, 21467067, 28622756, 42934134, 64401201, 85868268, 128802402, 257604804]

約数ペア:

[(1, 257604804), (2, 128802402), (3, 85868268), (4, 64401201), (6, 42934134), (9, 28622756), (12, 21467067), (18, 14311378), (36, 7155689), (37, 6962292), (41, 6283044), (53, 4860468), (74, 3481146), (82, 3141522), (89, 2894436), (106, 2430234), (111, 2320764), (123, 2094348), (148, 1740573), (159, 1620156), (164, 1570761), (178, 1447218), (212, 1215117), (222, 1160382), (246, 1047174), (267, 964812), (318, 810078), (333, 773588), (356, 723609), (369, 698116), (444, 580191), (477, 540052), (492, 523587), (534, 482406), (636, 405039), (666, 386794), (738, 349058), (801, 321604), (954, 270026), (1068, 241203), (1332, 193397), (1476, 174529), (1517, 169812), (1602, 160802), (1908, 135013), (1961, 131364), (2173, 118548), (3034, 84906), (3204, 80401), (3293, 78228), (3649, 70596), (3922, 65682), (4346, 59274), (4551, 56604), (4717, 54612), (5883, 43788), (6068, 42453), (6519, 39516), (6586, 39114), (7298, 35298), (7844, 32841), (8692, 29637), (9102, 28302), (9434, 27306), (9879, 26076), (10947, 23532), (11766, 21894), (13038, 19758), (13172, 19557), (13653, 18868), (14151, 18204), (14596, 17649)]