181221768

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1627}}^1$

素因数の和:1676

約数の個数: 192

約数和(自身を含む): 639999360

約数和(自身を除く): 458777592

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 17, 18, 21, 24, 26, 28, 34, 36, 39, 42, 51, 52, 56, 63, 68, 72, 78, 84, 91, 102, 104, 117, 119, 126, 136, 153, 156, 168, 182, 204, 221, 234, 238, 252, 273, 306, 312, 357, 364, 408, 442, 468, 476, 504, 546, 612, 663, 714, 728, 819, 884, 936, 952, 1071, 1092, 1224, 1326, 1428, 1547, 1627, 1638, 1768, 1989, 2142, 2184, 2652, 2856, 3094, 3254, 3276, 3978, 4284, 4641, 4881, 5304, 6188, 6508, 6552, 7956, 8568, 9282, 9762, 11389, 12376, 13016, 13923, 14643, 15912, 18564, 19524, 21151, 22778, 27659, 27846, 29286, 34167, 37128, 39048, 42302, 45556, 55318, 55692, 58572, 63453, 68334, 82977, 84604, 91112, 102501, 110636, 111384, 117144, 126906, 136668, 148057, 165954, 169208, 190359, 193613, 205002, 221272, 248931, 253812, 273336, 296114, 331908, 359567, 380718, 387226, 410004, 444171, 497862, 507624, 580839, 592228, 663816, 719134, 761436, 774452, 820008, 888342, 995724, 1078701, 1161678, 1184456, 1332513, 1438268, 1522872, 1548904, 1742517, 1776684, 1991448, 2157402, 2323356, 2516969, 2665026, 2876536, 3236103, 3485034, 3553368, 4314804, 4646712, 5033938, 5330052, 6472206, 6970068, 7550907, 8629608, 10067876, 10660104, 12944412, 13940136, 15101814, 20135752, 22652721, 25888824, 30203628, 45305442, 60407256, 90610884, 181221768]

約数ペア:

[(1, 181221768), (2, 90610884), (3, 60407256), (4, 45305442), (6, 30203628), (7, 25888824), (8, 22652721), (9, 20135752), (12, 15101814), (13, 13940136), (14, 12944412), (17, 10660104), (18, 10067876), (21, 8629608), (24, 7550907), (26, 6970068), (28, 6472206), (34, 5330052), (36, 5033938), (39, 4646712), (42, 4314804), (51, 3553368), (52, 3485034), (56, 3236103), (63, 2876536), (68, 2665026), (72, 2516969), (78, 2323356), (84, 2157402), (91, 1991448), (102, 1776684), (104, 1742517), (117, 1548904), (119, 1522872), (126, 1438268), (136, 1332513), (153, 1184456), (156, 1161678), (168, 1078701), (182, 995724), (204, 888342), (221, 820008), (234, 774452), (238, 761436), (252, 719134), (273, 663816), (306, 592228), (312, 580839), (357, 507624), (364, 497862), (408, 444171), (442, 410004), (468, 387226), (476, 380718), (504, 359567), (546, 331908), (612, 296114), (663, 273336), (714, 253812), (728, 248931), (819, 221272), (884, 205002), (936, 193613), (952, 190359), (1071, 169208), (1092, 165954), (1224, 148057), (1326, 136668), (1428, 126906), (1547, 117144), (1627, 111384), (1638, 110636), (1768, 102501), (1989, 91112), (2142, 84604), (2184, 82977), (2652, 68334), (2856, 63453), (3094, 58572), (3254, 55692), (3276, 55318), (3978, 45556), (4284, 42302), (4641, 39048), (4881, 37128), (5304, 34167), (6188, 29286), (6508, 27846), (6552, 27659), (7956, 22778), (8568, 21151), (9282, 19524), (9762, 18564), (11389, 15912), (12376, 14643), (13016, 13923)]