74298280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:263

約数の個数: 128

約数和(自身を含む): 203212800

約数和(自身を除く): 128914520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 83, 92, 115, 139, 140, 161, 166, 184, 230, 278, 280, 322, 332, 415, 460, 556, 581, 644, 664, 695, 805, 830, 920, 973, 1112, 1162, 1288, 1390, 1610, 1660, 1909, 1946, 2324, 2780, 2905, 3197, 3220, 3320, 3818, 3892, 4648, 4865, 5560, 5810, 6394, 6440, 7636, 7784, 9545, 9730, 11537, 11620, 12788, 13363, 15272, 15985, 19090, 19460, 22379, 23074, 23240, 25576, 26726, 31970, 38180, 38920, 44758, 46148, 53452, 57685, 63940, 66815, 76360, 80759, 89516, 92296, 106904, 111895, 115370, 127880, 133630, 161518, 179032, 223790, 230740, 265351, 267260, 323036, 403795, 447580, 461480, 530702, 534520, 646072, 807590, 895160, 1061404, 1326755, 1615180, 1857457, 2122808, 2653510, 3230360, 3714914, 5307020, 7429828, 9287285, 10614040, 14859656, 18574570, 37149140, 74298280]

約数ペア:

[(1, 74298280), (2, 37149140), (4, 18574570), (5, 14859656), (7, 10614040), (8, 9287285), (10, 7429828), (14, 5307020), (20, 3714914), (23, 3230360), (28, 2653510), (35, 2122808), (40, 1857457), (46, 1615180), (56, 1326755), (70, 1061404), (83, 895160), (92, 807590), (115, 646072), (139, 534520), (140, 530702), (161, 461480), (166, 447580), (184, 403795), (230, 323036), (278, 267260), (280, 265351), (322, 230740), (332, 223790), (415, 179032), (460, 161518), (556, 133630), (581, 127880), (644, 115370), (664, 111895), (695, 106904), (805, 92296), (830, 89516), (920, 80759), (973, 76360), (1112, 66815), (1162, 63940), (1288, 57685), (1390, 53452), (1610, 46148), (1660, 44758), (1909, 38920), (1946, 38180), (2324, 31970), (2780, 26726), (2905, 25576), (3197, 23240), (3220, 23074), (3320, 22379), (3818, 19460), (3892, 19090), (4648, 15985), (4865, 15272), (5560, 13363), (5810, 12788), (6394, 11620), (6440, 11537), (7636, 9730), (7784, 9545)]