261592320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{563}}^1$

素因数の和:609

約数の個数: 216

約数和(自身を含む): 919947168

約数和(自身を除く): 658354848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 121, 128, 132, 160, 165, 176, 192, 220, 240, 242, 256, 264, 320, 330, 352, 363, 384, 440, 480, 484, 528, 563, 605, 640, 660, 704, 726, 768, 880, 960, 968, 1056, 1126, 1210, 1280, 1320, 1408, 1452, 1689, 1760, 1815, 1920, 1936, 2112, 2252, 2420, 2640, 2815, 2816, 2904, 3378, 3520, 3630, 3840, 3872, 4224, 4504, 4840, 5280, 5630, 5808, 6193, 6756, 7040, 7260, 7744, 8445, 8448, 9008, 9680, 10560, 11260, 11616, 12386, 13512, 14080, 14520, 15488, 16890, 18016, 18579, 19360, 21120, 22520, 23232, 24772, 27024, 29040, 30965, 30976, 33780, 36032, 37158, 38720, 42240, 45040, 46464, 49544, 54048, 58080, 61930, 67560, 68123, 72064, 74316, 77440, 90080, 92895, 92928, 99088, 108096, 116160, 123860, 135120, 136246, 144128, 148632, 154880, 180160, 185790, 198176, 204369, 216192, 232320, 247720, 270240, 272492, 297264, 340615, 360320, 371580, 396352, 408738, 432384, 464640, 495440, 540480, 544984, 594528, 681230, 720640, 743160, 792704, 817476, 990880, 1021845, 1080960, 1089968, 1189056, 1362460, 1486320, 1585408, 1634952, 1981760, 2043690, 2161920, 2179936, 2378112, 2724920, 2972640, 3269904, 3963520, 4087380, 4359872, 4756224, 5449840, 5945280, 6539808, 7927040, 8174760, 8719744, 10899680, 11890560, 13079616, 16349520, 17439488, 21799360, 23781120, 26159232, 32699040, 43598720, 52318464, 65398080, 87197440, 130796160, 261592320]

約数ペア:

[(1, 261592320), (2, 130796160), (3, 87197440), (4, 65398080), (5, 52318464), (6, 43598720), (8, 32699040), (10, 26159232), (11, 23781120), (12, 21799360), (15, 17439488), (16, 16349520), (20, 13079616), (22, 11890560), (24, 10899680), (30, 8719744), (32, 8174760), (33, 7927040), (40, 6539808), (44, 5945280), (48, 5449840), (55, 4756224), (60, 4359872), (64, 4087380), (66, 3963520), (80, 3269904), (88, 2972640), (96, 2724920), (110, 2378112), (120, 2179936), (121, 2161920), (128, 2043690), (132, 1981760), (160, 1634952), (165, 1585408), (176, 1486320), (192, 1362460), (220, 1189056), (240, 1089968), (242, 1080960), (256, 1021845), (264, 990880), (320, 817476), (330, 792704), (352, 743160), (363, 720640), (384, 681230), (440, 594528), (480, 544984), (484, 540480), (528, 495440), (563, 464640), (605, 432384), (640, 408738), (660, 396352), (704, 371580), (726, 360320), (768, 340615), (880, 297264), (960, 272492), (968, 270240), (1056, 247720), (1126, 232320), (1210, 216192), (1280, 204369), (1320, 198176), (1408, 185790), (1452, 180160), (1689, 154880), (1760, 148632), (1815, 144128), (1920, 136246), (1936, 135120), (2112, 123860), (2252, 116160), (2420, 108096), (2640, 99088), (2815, 92928), (2816, 92895), (2904, 90080), (3378, 77440), (3520, 74316), (3630, 72064), (3840, 68123), (3872, 67560), (4224, 61930), (4504, 58080), (4840, 54048), (5280, 49544), (5630, 46464), (5808, 45040), (6193, 42240), (6756, 38720), (7040, 37158), (7260, 36032), (7744, 33780), (8445, 30976), (8448, 30965), (9008, 29040), (9680, 27024), (10560, 24772), (11260, 23232), (11616, 22520), (12386, 21120), (13512, 19360), (14080, 18579), (14520, 18016), (15488, 16890)]