161411880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:408

約数の個数: 192

約数和(自身を含む): 571112640

約数和(自身を除く): 409700760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 97, 98, 105, 120, 140, 147, 168, 194, 196, 210, 245, 280, 283, 291, 294, 388, 392, 420, 485, 490, 566, 582, 588, 679, 735, 776, 840, 849, 970, 980, 1132, 1164, 1176, 1358, 1415, 1455, 1470, 1698, 1940, 1960, 1981, 2037, 2264, 2328, 2716, 2830, 2910, 2940, 3395, 3396, 3880, 3962, 4074, 4245, 4753, 5432, 5660, 5820, 5880, 5943, 6790, 6792, 7924, 8148, 8490, 9506, 9905, 10185, 11320, 11640, 11886, 13580, 13867, 14259, 15848, 16296, 16980, 19012, 19810, 20370, 23765, 23772, 27160, 27451, 27734, 28518, 29715, 33960, 38024, 39620, 40740, 41601, 47530, 47544, 54902, 55468, 57036, 59430, 69335, 71295, 79240, 81480, 82353, 83202, 95060, 109804, 110936, 114072, 118860, 137255, 138670, 142590, 164706, 166404, 190120, 192157, 208005, 219608, 237720, 274510, 277340, 285180, 329412, 332808, 384314, 411765, 416010, 549020, 554680, 570360, 576471, 658824, 768628, 823530, 832020, 960785, 1098040, 1152942, 1345099, 1537256, 1647060, 1664040, 1921570, 2305884, 2690198, 2882355, 3294120, 3843140, 4035297, 4611768, 5380396, 5764710, 6725495, 7686280, 8070594, 10760792, 11529420, 13450990, 16141188, 20176485, 23058840, 26901980, 32282376, 40352970, 53803960, 80705940, 161411880]

約数ペア:

[(1, 161411880), (2, 80705940), (3, 53803960), (4, 40352970), (5, 32282376), (6, 26901980), (7, 23058840), (8, 20176485), (10, 16141188), (12, 13450990), (14, 11529420), (15, 10760792), (20, 8070594), (21, 7686280), (24, 6725495), (28, 5764710), (30, 5380396), (35, 4611768), (40, 4035297), (42, 3843140), (49, 3294120), (56, 2882355), (60, 2690198), (70, 2305884), (84, 1921570), (97, 1664040), (98, 1647060), (105, 1537256), (120, 1345099), (140, 1152942), (147, 1098040), (168, 960785), (194, 832020), (196, 823530), (210, 768628), (245, 658824), (280, 576471), (283, 570360), (291, 554680), (294, 549020), (388, 416010), (392, 411765), (420, 384314), (485, 332808), (490, 329412), (566, 285180), (582, 277340), (588, 274510), (679, 237720), (735, 219608), (776, 208005), (840, 192157), (849, 190120), (970, 166404), (980, 164706), (1132, 142590), (1164, 138670), (1176, 137255), (1358, 118860), (1415, 114072), (1455, 110936), (1470, 109804), (1698, 95060), (1940, 83202), (1960, 82353), (1981, 81480), (2037, 79240), (2264, 71295), (2328, 69335), (2716, 59430), (2830, 57036), (2910, 55468), (2940, 54902), (3395, 47544), (3396, 47530), (3880, 41601), (3962, 40740), (4074, 39620), (4245, 38024), (4753, 33960), (5432, 29715), (5660, 28518), (5820, 27734), (5880, 27451), (5943, 27160), (6790, 23772), (6792, 23765), (7924, 20370), (8148, 19810), (8490, 19012), (9506, 16980), (9905, 16296), (10185, 15848), (11320, 14259), (11640, 13867), (11886, 13580)]