120520898040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{135887}}^1$

素因数の和:136309

約数の個数: 128

約数和(自身を含む): 381573504000

約数和(自身を除く): 261052605960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 389, 456, 570, 760, 778, 1140, 1167, 1556, 1945, 2280, 2334, 3112, 3890, 4668, 5835, 7391, 7780, 9336, 11670, 14782, 15560, 22173, 23340, 29564, 36955, 44346, 46680, 59128, 73910, 88692, 110865, 135887, 147820, 177384, 221730, 271774, 295640, 407661, 443460, 543548, 679435, 815322, 886920, 1087096, 1358870, 1630644, 2038305, 2581853, 2717740, 3261288, 4076610, 5163706, 5435480, 7745559, 8153220, 10327412, 12909265, 15491118, 16306440, 20654824, 25818530, 30982236, 38727795, 51637060, 52860043, 61964472, 77455590, 103274120, 105720086, 154911180, 158580129, 211440172, 264300215, 309822360, 317160258, 422880344, 528600430, 634320516, 792900645, 1004340817, 1057200860, 1268641032, 1585801290, 2008681634, 2114401720, 3013022451, 3171602580, 4017363268, 5021704085, 6026044902, 6343205160, 8034726536, 10043408170, 12052089804, 15065112255, 20086816340, 24104179608, 30130224510, 40173632680, 60260449020, 120520898040]

約数ペア:

[(1, 120520898040), (2, 60260449020), (3, 40173632680), (4, 30130224510), (5, 24104179608), (6, 20086816340), (8, 15065112255), (10, 12052089804), (12, 10043408170), (15, 8034726536), (19, 6343205160), (20, 6026044902), (24, 5021704085), (30, 4017363268), (38, 3171602580), (40, 3013022451), (57, 2114401720), (60, 2008681634), (76, 1585801290), (95, 1268641032), (114, 1057200860), (120, 1004340817), (152, 792900645), (190, 634320516), (228, 528600430), (285, 422880344), (380, 317160258), (389, 309822360), (456, 264300215), (570, 211440172), (760, 158580129), (778, 154911180), (1140, 105720086), (1167, 103274120), (1556, 77455590), (1945, 61964472), (2280, 52860043), (2334, 51637060), (3112, 38727795), (3890, 30982236), (4668, 25818530), (5835, 20654824), (7391, 16306440), (7780, 15491118), (9336, 12909265), (11670, 10327412), (14782, 8153220), (15560, 7745559), (22173, 5435480), (23340, 5163706), (29564, 4076610), (36955, 3261288), (44346, 2717740), (46680, 2581853), (59128, 2038305), (73910, 1630644), (88692, 1358870), (110865, 1087096), (135887, 886920), (147820, 815322), (177384, 679435), (221730, 543548), (271774, 443460), (295640, 407661)]