66858240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{757}}^1$

素因数の和:804

約数の個数: 144

約数和(自身を含む): 223106688

約数和(自身を除く): 156248448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 757, 768, 920, 960, 1104, 1280, 1380, 1472, 1514, 1840, 1920, 2208, 2271, 2760, 2944, 3028, 3680, 3785, 3840, 4416, 4542, 5520, 5888, 6056, 7360, 7570, 8832, 9084, 11040, 11355, 12112, 14720, 15140, 17411, 17664, 18168, 22080, 22710, 24224, 29440, 30280, 34822, 36336, 44160, 45420, 48448, 52233, 60560, 69644, 72672, 87055, 88320, 90840, 96896, 104466, 121120, 139288, 145344, 174110, 181680, 193792, 208932, 242240, 261165, 278576, 290688, 348220, 363360, 417864, 484480, 522330, 557152, 581376, 696440, 726720, 835728, 968960, 1044660, 1114304, 1392880, 1453440, 1671456, 2089320, 2228608, 2785760, 2906880, 3342912, 4178640, 4457216, 5571520, 6685824, 8357280, 11143040, 13371648, 16714560, 22286080, 33429120, 66858240]

約数ペア:

[(1, 66858240), (2, 33429120), (3, 22286080), (4, 16714560), (5, 13371648), (6, 11143040), (8, 8357280), (10, 6685824), (12, 5571520), (15, 4457216), (16, 4178640), (20, 3342912), (23, 2906880), (24, 2785760), (30, 2228608), (32, 2089320), (40, 1671456), (46, 1453440), (48, 1392880), (60, 1114304), (64, 1044660), (69, 968960), (80, 835728), (92, 726720), (96, 696440), (115, 581376), (120, 557152), (128, 522330), (138, 484480), (160, 417864), (184, 363360), (192, 348220), (230, 290688), (240, 278576), (256, 261165), (276, 242240), (320, 208932), (345, 193792), (368, 181680), (384, 174110), (460, 145344), (480, 139288), (552, 121120), (640, 104466), (690, 96896), (736, 90840), (757, 88320), (768, 87055), (920, 72672), (960, 69644), (1104, 60560), (1280, 52233), (1380, 48448), (1472, 45420), (1514, 44160), (1840, 36336), (1920, 34822), (2208, 30280), (2271, 29440), (2760, 24224), (2944, 22710), (3028, 22080), (3680, 18168), (3785, 17664), (3840, 17411), (4416, 15140), (4542, 14720), (5520, 12112), (5888, 11355), (6056, 11040), (7360, 9084), (7570, 8832)]