406814940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{383}}^1$

素因数の和:689

約数の個数: 192

約数和(自身を含む): 1455390720

約数和(自身を除く): 1048575780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 281, 315, 378, 383, 420, 540, 562, 630, 756, 766, 843, 945, 1124, 1149, 1260, 1405, 1532, 1686, 1890, 1915, 1967, 2298, 2529, 2681, 2810, 3372, 3447, 3780, 3830, 3934, 4215, 4596, 5058, 5362, 5620, 5745, 5901, 6894, 7587, 7660, 7868, 8043, 8430, 9835, 10116, 10341, 10724, 11490, 11802, 12645, 13405, 13788, 15174, 16086, 16860, 17235, 17703, 19670, 20682, 22980, 23604, 24129, 25290, 26810, 29505, 30348, 32172, 34470, 35406, 37935, 39340, 40215, 41364, 48258, 50580, 51705, 53109, 53620, 59010, 68940, 70812, 72387, 75870, 80430, 88515, 96516, 103410, 106218, 107623, 118020, 120645, 144774, 151740, 160860, 177030, 206820, 212436, 215246, 241290, 265545, 289548, 322869, 354060, 361935, 430492, 482580, 531090, 538115, 645738, 723870, 753361, 968607, 1062180, 1076230, 1291476, 1447740, 1506722, 1614345, 1937214, 2152460, 2260083, 2905821, 3013444, 3228690, 3766805, 3874428, 4520166, 4843035, 5811642, 6457380, 6780249, 7533610, 9040332, 9686070, 11300415, 11623284, 13560498, 14529105, 15067220, 19372140, 20340747, 22600830, 27120996, 29058210, 33901245, 40681494, 45201660, 58116420, 67802490, 81362988, 101703735, 135604980, 203407470, 406814940]

約数ペア:

[(1, 406814940), (2, 203407470), (3, 135604980), (4, 101703735), (5, 81362988), (6, 67802490), (7, 58116420), (9, 45201660), (10, 40681494), (12, 33901245), (14, 29058210), (15, 27120996), (18, 22600830), (20, 20340747), (21, 19372140), (27, 15067220), (28, 14529105), (30, 13560498), (35, 11623284), (36, 11300415), (42, 9686070), (45, 9040332), (54, 7533610), (60, 6780249), (63, 6457380), (70, 5811642), (84, 4843035), (90, 4520166), (105, 3874428), (108, 3766805), (126, 3228690), (135, 3013444), (140, 2905821), (180, 2260083), (189, 2152460), (210, 1937214), (252, 1614345), (270, 1506722), (281, 1447740), (315, 1291476), (378, 1076230), (383, 1062180), (420, 968607), (540, 753361), (562, 723870), (630, 645738), (756, 538115), (766, 531090), (843, 482580), (945, 430492), (1124, 361935), (1149, 354060), (1260, 322869), (1405, 289548), (1532, 265545), (1686, 241290), (1890, 215246), (1915, 212436), (1967, 206820), (2298, 177030), (2529, 160860), (2681, 151740), (2810, 144774), (3372, 120645), (3447, 118020), (3780, 107623), (3830, 106218), (3934, 103410), (4215, 96516), (4596, 88515), (5058, 80430), (5362, 75870), (5620, 72387), (5745, 70812), (5901, 68940), (6894, 59010), (7587, 53620), (7660, 53109), (7868, 51705), (8043, 50580), (8430, 48258), (9835, 41364), (10116, 40215), (10341, 39340), (10724, 37935), (11490, 35406), (11802, 34470), (12645, 32172), (13405, 30348), (13788, 29505), (15174, 26810), (16086, 25290), (16860, 24129), (17235, 23604), (17703, 22980), (19670, 20682)]