20747595180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{3079}}^1$

素因数の和:3320

約数の個数: 192

約数和(自身を含む): 64154280960

約数和(自身を除く): 43406685780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 53, 60, 65, 78, 106, 130, 156, 159, 163, 195, 212, 260, 265, 318, 326, 390, 489, 530, 636, 652, 689, 780, 795, 815, 978, 1060, 1378, 1590, 1630, 1956, 2067, 2119, 2445, 2756, 3079, 3180, 3260, 3445, 4134, 4238, 4890, 6158, 6357, 6890, 8268, 8476, 8639, 9237, 9780, 10335, 10595, 12316, 12714, 13780, 15395, 17278, 18474, 20670, 21190, 25428, 25917, 30790, 31785, 34556, 36948, 40027, 41340, 42380, 43195, 46185, 51834, 61580, 63570, 80054, 86390, 92370, 103668, 112307, 120081, 127140, 129585, 160108, 163187, 172780, 184740, 200135, 224614, 240162, 259170, 326374, 336921, 400270, 449228, 480324, 489561, 501877, 518340, 561535, 600405, 652748, 673842, 800540, 815935, 979122, 1003754, 1123070, 1200810, 1347684, 1505631, 1631870, 1684605, 1958244, 2007508, 2121431, 2246140, 2401620, 2447805, 2509385, 3011262, 3263740, 3369210, 4242862, 4895610, 5018770, 6022524, 6364293, 6524401, 6738420, 7528155, 8485724, 9791220, 10037540, 10607155, 12728586, 13048802, 15056310, 19573203, 21214310, 25457172, 26097604, 26599481, 30112620, 31821465, 32622005, 39146406, 42428620, 53198962, 63642930, 65244010, 78292812, 79798443, 97866015, 106397924, 127285860, 130488020, 132997405, 159596886, 195732030, 265994810, 319193772, 345793253, 391464060, 398992215, 531989620, 691586506, 797984430, 1037379759, 1383173012, 1595968860, 1728966265, 2074759518, 3457932530, 4149519036, 5186898795, 6915865060, 10373797590, 20747595180]

約数ペア:

[(1, 20747595180), (2, 10373797590), (3, 6915865060), (4, 5186898795), (5, 4149519036), (6, 3457932530), (10, 2074759518), (12, 1728966265), (13, 1595968860), (15, 1383173012), (20, 1037379759), (26, 797984430), (30, 691586506), (39, 531989620), (52, 398992215), (53, 391464060), (60, 345793253), (65, 319193772), (78, 265994810), (106, 195732030), (130, 159596886), (156, 132997405), (159, 130488020), (163, 127285860), (195, 106397924), (212, 97866015), (260, 79798443), (265, 78292812), (318, 65244010), (326, 63642930), (390, 53198962), (489, 42428620), (530, 39146406), (636, 32622005), (652, 31821465), (689, 30112620), (780, 26599481), (795, 26097604), (815, 25457172), (978, 21214310), (1060, 19573203), (1378, 15056310), (1590, 13048802), (1630, 12728586), (1956, 10607155), (2067, 10037540), (2119, 9791220), (2445, 8485724), (2756, 7528155), (3079, 6738420), (3180, 6524401), (3260, 6364293), (3445, 6022524), (4134, 5018770), (4238, 4895610), (4890, 4242862), (6158, 3369210), (6357, 3263740), (6890, 3011262), (8268, 2509385), (8476, 2447805), (8639, 2401620), (9237, 2246140), (9780, 2121431), (10335, 2007508), (10595, 1958244), (12316, 1684605), (12714, 1631870), (13780, 1505631), (15395, 1347684), (17278, 1200810), (18474, 1123070), (20670, 1003754), (21190, 979122), (25428, 815935), (25917, 800540), (30790, 673842), (31785, 652748), (34556, 600405), (36948, 561535), (40027, 518340), (41340, 501877), (42380, 489561), (43195, 480324), (46185, 449228), (51834, 400270), (61580, 336921), (63570, 326374), (80054, 259170), (86390, 240162), (92370, 224614), (103668, 200135), (112307, 184740), (120081, 172780), (127140, 163187), (129585, 160108)]