201722640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{719}}^1$

素因数の和:909

約数の個数: 160

約数和(自身を含む): 719953920

約数和(自身を除く): 518231280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 167, 168, 210, 240, 280, 334, 336, 420, 501, 560, 668, 719, 835, 840, 1002, 1169, 1336, 1438, 1670, 1680, 2004, 2157, 2338, 2505, 2672, 2876, 3340, 3507, 3595, 4008, 4314, 4676, 5010, 5033, 5752, 5845, 6680, 7014, 7190, 8016, 8628, 9352, 10020, 10066, 10785, 11504, 11690, 13360, 14028, 14380, 15099, 17256, 17535, 18704, 20040, 20132, 21570, 23380, 25165, 28056, 28760, 30198, 34512, 35070, 40080, 40264, 43140, 46760, 50330, 56112, 57520, 60396, 70140, 75495, 80528, 86280, 93520, 100660, 120073, 120792, 140280, 150990, 172560, 201320, 240146, 241584, 280560, 301980, 360219, 402640, 480292, 600365, 603960, 720438, 840511, 960584, 1200730, 1207920, 1440876, 1681022, 1801095, 1921168, 2401460, 2521533, 2881752, 3362044, 3602190, 4202555, 4802920, 5043066, 5763504, 6724088, 7204380, 8405110, 9605840, 10086132, 12607665, 13448176, 14408760, 16810220, 20172264, 25215330, 28817520, 33620440, 40344528, 50430660, 67240880, 100861320, 201722640]

約数ペア:

[(1, 201722640), (2, 100861320), (3, 67240880), (4, 50430660), (5, 40344528), (6, 33620440), (7, 28817520), (8, 25215330), (10, 20172264), (12, 16810220), (14, 14408760), (15, 13448176), (16, 12607665), (20, 10086132), (21, 9605840), (24, 8405110), (28, 7204380), (30, 6724088), (35, 5763504), (40, 5043066), (42, 4802920), (48, 4202555), (56, 3602190), (60, 3362044), (70, 2881752), (80, 2521533), (84, 2401460), (105, 1921168), (112, 1801095), (120, 1681022), (140, 1440876), (167, 1207920), (168, 1200730), (210, 960584), (240, 840511), (280, 720438), (334, 603960), (336, 600365), (420, 480292), (501, 402640), (560, 360219), (668, 301980), (719, 280560), (835, 241584), (840, 240146), (1002, 201320), (1169, 172560), (1336, 150990), (1438, 140280), (1670, 120792), (1680, 120073), (2004, 100660), (2157, 93520), (2338, 86280), (2505, 80528), (2672, 75495), (2876, 70140), (3340, 60396), (3507, 57520), (3595, 56112), (4008, 50330), (4314, 46760), (4676, 43140), (5010, 40264), (5033, 40080), (5752, 35070), (5845, 34512), (6680, 30198), (7014, 28760), (7190, 28056), (8016, 25165), (8628, 23380), (9352, 21570), (10020, 20132), (10066, 20040), (10785, 18704), (11504, 17535), (11690, 17256), (13360, 15099), (14028, 14380)]