216878447060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{18959}}^1$

素因数の和:19182

約数の個数: 144

約数和(自身を含む): 521079955200

約数和(自身を除く): 304201508140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 121, 145, 163, 220, 242, 290, 319, 326, 484, 580, 605, 638, 652, 815, 1210, 1276, 1595, 1630, 1793, 2420, 3190, 3260, 3509, 3586, 4727, 6380, 7018, 7172, 8965, 9454, 14036, 17545, 17930, 18908, 18959, 19723, 23635, 35090, 35860, 37918, 39446, 47270, 51997, 70180, 75836, 78892, 94540, 94795, 98615, 103994, 189590, 197230, 207988, 208549, 259985, 379180, 394460, 417098, 519970, 549811, 571967, 834196, 1039940, 1042745, 1099622, 1143934, 2085490, 2199244, 2287868, 2294039, 2749055, 2859835, 3090317, 4170980, 4588078, 5498110, 5719670, 6047921, 6180634, 9176156, 10996220, 11439340, 11470195, 12095842, 12361268, 15451585, 22940390, 24191684, 30239605, 30903170, 33993487, 45880780, 60479210, 61806340, 66527131, 67986974, 89619193, 120958420, 133054262, 135973948, 169967435, 179238386, 266108524, 332635655, 339934870, 358476772, 373928357, 448095965, 665271310, 679869740, 747856714, 896191930, 985811123, 1330542620, 1495713428, 1792383860, 1869641785, 1971622246, 3739283570, 3943244492, 4929055615, 7478567140, 9858111230, 10843922353, 19716222460, 21687844706, 43375689412, 54219611765, 108439223530, 216878447060]

約数ペア:

[(1, 216878447060), (2, 108439223530), (4, 54219611765), (5, 43375689412), (10, 21687844706), (11, 19716222460), (20, 10843922353), (22, 9858111230), (29, 7478567140), (44, 4929055615), (55, 3943244492), (58, 3739283570), (110, 1971622246), (116, 1869641785), (121, 1792383860), (145, 1495713428), (163, 1330542620), (220, 985811123), (242, 896191930), (290, 747856714), (319, 679869740), (326, 665271310), (484, 448095965), (580, 373928357), (605, 358476772), (638, 339934870), (652, 332635655), (815, 266108524), (1210, 179238386), (1276, 169967435), (1595, 135973948), (1630, 133054262), (1793, 120958420), (2420, 89619193), (3190, 67986974), (3260, 66527131), (3509, 61806340), (3586, 60479210), (4727, 45880780), (6380, 33993487), (7018, 30903170), (7172, 30239605), (8965, 24191684), (9454, 22940390), (14036, 15451585), (17545, 12361268), (17930, 12095842), (18908, 11470195), (18959, 11439340), (19723, 10996220), (23635, 9176156), (35090, 6180634), (35860, 6047921), (37918, 5719670), (39446, 5498110), (47270, 4588078), (51997, 4170980), (70180, 3090317), (75836, 2859835), (78892, 2749055), (94540, 2294039), (94795, 2287868), (98615, 2199244), (103994, 2085490), (189590, 1143934), (197230, 1099622), (207988, 1042745), (208549, 1039940), (259985, 834196), (379180, 571967), (394460, 549811), (417098, 519970)]