179991180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:421

約数の個数: 192

約数和(自身を含む): 602380800

約数和(自身を除く): 422389620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 53, 54, 57, 60, 76, 90, 95, 106, 108, 114, 135, 159, 171, 180, 190, 212, 228, 265, 270, 285, 318, 331, 342, 380, 477, 513, 530, 540, 570, 636, 662, 684, 795, 855, 954, 993, 1007, 1026, 1060, 1140, 1324, 1431, 1590, 1655, 1710, 1908, 1986, 2014, 2052, 2385, 2565, 2862, 2979, 3021, 3180, 3310, 3420, 3972, 4028, 4770, 4965, 5035, 5130, 5724, 5958, 6042, 6289, 6620, 7155, 8937, 9063, 9540, 9930, 10070, 10260, 11916, 12084, 12578, 14310, 14895, 15105, 17543, 17874, 18126, 18867, 19860, 20140, 25156, 27189, 28620, 29790, 30210, 31445, 35086, 35748, 36252, 37734, 44685, 45315, 52629, 54378, 56601, 59580, 60420, 62890, 70172, 75468, 87715, 89370, 90630, 94335, 105258, 108756, 113202, 125780, 135945, 157887, 169803, 175430, 178740, 181260, 188670, 210516, 226404, 263145, 271890, 283005, 315774, 333317, 339606, 350860, 377340, 473661, 526290, 543780, 566010, 631548, 666634, 679212, 789435, 849015, 947322, 999951, 1052580, 1132020, 1333268, 1578870, 1666585, 1698030, 1894644, 1999902, 2368305, 2999853, 3157740, 3333170, 3396060, 3999804, 4736610, 4999755, 5999706, 6666340, 8999559, 9473220, 9999510, 11999412, 14999265, 17999118, 19999020, 29998530, 35998236, 44997795, 59997060, 89995590, 179991180]

約数ペア:

[(1, 179991180), (2, 89995590), (3, 59997060), (4, 44997795), (5, 35998236), (6, 29998530), (9, 19999020), (10, 17999118), (12, 14999265), (15, 11999412), (18, 9999510), (19, 9473220), (20, 8999559), (27, 6666340), (30, 5999706), (36, 4999755), (38, 4736610), (45, 3999804), (53, 3396060), (54, 3333170), (57, 3157740), (60, 2999853), (76, 2368305), (90, 1999902), (95, 1894644), (106, 1698030), (108, 1666585), (114, 1578870), (135, 1333268), (159, 1132020), (171, 1052580), (180, 999951), (190, 947322), (212, 849015), (228, 789435), (265, 679212), (270, 666634), (285, 631548), (318, 566010), (331, 543780), (342, 526290), (380, 473661), (477, 377340), (513, 350860), (530, 339606), (540, 333317), (570, 315774), (636, 283005), (662, 271890), (684, 263145), (795, 226404), (855, 210516), (954, 188670), (993, 181260), (1007, 178740), (1026, 175430), (1060, 169803), (1140, 157887), (1324, 135945), (1431, 125780), (1590, 113202), (1655, 108756), (1710, 105258), (1908, 94335), (1986, 90630), (2014, 89370), (2052, 87715), (2385, 75468), (2565, 70172), (2862, 62890), (2979, 60420), (3021, 59580), (3180, 56601), (3310, 54378), (3420, 52629), (3972, 45315), (4028, 44685), (4770, 37734), (4965, 36252), (5035, 35748), (5130, 35086), (5724, 31445), (5958, 30210), (6042, 29790), (6289, 28620), (6620, 27189), (7155, 25156), (8937, 20140), (9063, 19860), (9540, 18867), (9930, 18126), (10070, 17874), (10260, 17543), (11916, 15105), (12084, 14895), (12578, 14310)]