64420440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1447}}^1$

素因数の和:1521

約数の個数: 128

約数和(自身を含む): 225192960

約数和(自身を除く): 160772520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 105, 106, 120, 140, 159, 168, 210, 212, 265, 280, 318, 371, 420, 424, 530, 636, 742, 795, 840, 1060, 1113, 1272, 1447, 1484, 1590, 1855, 2120, 2226, 2894, 2968, 3180, 3710, 4341, 4452, 5565, 5788, 6360, 7235, 7420, 8682, 8904, 10129, 11130, 11576, 14470, 14840, 17364, 20258, 21705, 22260, 28940, 30387, 34728, 40516, 43410, 44520, 50645, 57880, 60774, 76691, 81032, 86820, 101290, 121548, 151935, 153382, 173640, 202580, 230073, 243096, 303870, 306764, 383455, 405160, 460146, 536837, 607740, 613528, 766910, 920292, 1073674, 1150365, 1215480, 1533820, 1610511, 1840584, 2147348, 2300730, 2684185, 3067640, 3221022, 4294696, 4601460, 5368370, 6442044, 8052555, 9202920, 10736740, 12884088, 16105110, 21473480, 32210220, 64420440]

約数ペア:

[(1, 64420440), (2, 32210220), (3, 21473480), (4, 16105110), (5, 12884088), (6, 10736740), (7, 9202920), (8, 8052555), (10, 6442044), (12, 5368370), (14, 4601460), (15, 4294696), (20, 3221022), (21, 3067640), (24, 2684185), (28, 2300730), (30, 2147348), (35, 1840584), (40, 1610511), (42, 1533820), (53, 1215480), (56, 1150365), (60, 1073674), (70, 920292), (84, 766910), (105, 613528), (106, 607740), (120, 536837), (140, 460146), (159, 405160), (168, 383455), (210, 306764), (212, 303870), (265, 243096), (280, 230073), (318, 202580), (371, 173640), (420, 153382), (424, 151935), (530, 121548), (636, 101290), (742, 86820), (795, 81032), (840, 76691), (1060, 60774), (1113, 57880), (1272, 50645), (1447, 44520), (1484, 43410), (1590, 40516), (1855, 34728), (2120, 30387), (2226, 28940), (2894, 22260), (2968, 21705), (3180, 20258), (3710, 17364), (4341, 14840), (4452, 14470), (5565, 11576), (5788, 11130), (6360, 10129), (7235, 8904), (7420, 8682)]