66428400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:499

約数の個数: 120

約数和(自身を含む): 214633584

約数和(自身を除く): 148205184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 197, 200, 240, 281, 300, 394, 400, 562, 591, 600, 788, 843, 985, 1124, 1182, 1200, 1405, 1576, 1686, 1970, 2248, 2364, 2810, 2955, 3152, 3372, 3940, 4215, 4496, 4728, 4925, 5620, 5910, 6744, 7025, 7880, 8430, 9456, 9850, 11240, 11820, 13488, 14050, 14775, 15760, 16860, 19700, 21075, 22480, 23640, 28100, 29550, 33720, 39400, 42150, 47280, 55357, 56200, 59100, 67440, 78800, 84300, 110714, 112400, 118200, 166071, 168600, 221428, 236400, 276785, 332142, 337200, 442856, 553570, 664284, 830355, 885712, 1107140, 1328568, 1383925, 1660710, 2214280, 2657136, 2767850, 3321420, 4151775, 4428560, 5535700, 6642840, 8303550, 11071400, 13285680, 16607100, 22142800, 33214200, 66428400]

約数ペア:

[(1, 66428400), (2, 33214200), (3, 22142800), (4, 16607100), (5, 13285680), (6, 11071400), (8, 8303550), (10, 6642840), (12, 5535700), (15, 4428560), (16, 4151775), (20, 3321420), (24, 2767850), (25, 2657136), (30, 2214280), (40, 1660710), (48, 1383925), (50, 1328568), (60, 1107140), (75, 885712), (80, 830355), (100, 664284), (120, 553570), (150, 442856), (197, 337200), (200, 332142), (240, 276785), (281, 236400), (300, 221428), (394, 168600), (400, 166071), (562, 118200), (591, 112400), (600, 110714), (788, 84300), (843, 78800), (985, 67440), (1124, 59100), (1182, 56200), (1200, 55357), (1405, 47280), (1576, 42150), (1686, 39400), (1970, 33720), (2248, 29550), (2364, 28100), (2810, 23640), (2955, 22480), (3152, 21075), (3372, 19700), (3940, 16860), (4215, 15760), (4496, 14775), (4728, 14050), (4925, 13488), (5620, 11820), (5910, 11240), (6744, 9850), (7025, 9456), (7880, 8430)]