21784469760

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{99527}}^1$

素因数の和:99573

約数の個数: 216

約数和(自身を含む): 79339740480

約数和(自身を除く): 57555270720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 570, 576, 608, 640, 684, 720, 760, 768, 855, 912, 960, 1140, 1152, 1216, 1280, 1368, 1440, 1520, 1710, 1824, 1920, 2280, 2304, 2432, 2736, 2880, 3040, 3420, 3648, 3840, 4560, 4864, 5472, 5760, 6080, 6840, 7296, 9120, 10944, 11520, 12160, 13680, 14592, 18240, 21888, 24320, 27360, 36480, 43776, 54720, 72960, 99527, 109440, 199054, 218880, 298581, 398108, 497635, 597162, 796216, 895743, 995270, 1194324, 1492905, 1592432, 1791486, 1891013, 1990540, 2388648, 2985810, 3184864, 3582972, 3782026, 3981080, 4478715, 4777296, 5673039, 5971620, 6369728, 7165944, 7564052, 7962160, 8957430, 9455065, 9554592, 11346078, 11943240, 12739456, 14331888, 15128104, 15924320, 17019117, 17914860, 18910130, 19109184, 22692156, 23886480, 25478912, 28365195, 28663776, 30256208, 31848640, 34038234, 35829720, 37820260, 38218368, 45384312, 47772960, 56730390, 57327552, 60512416, 63697280, 68076468, 71659440, 75640520, 76436736, 85095585, 90768624, 95545920, 113460780, 114655104, 121024832, 127394560, 136152936, 143318880, 151281040, 170191170, 181537248, 191091840, 226921560, 229310208, 242049664, 272305872, 286637760, 302562080, 340382340, 363074496, 382183680, 453843120, 484099328, 544611744, 573275520, 605124160, 680764680, 726148992, 907686240, 1089223488, 1146551040, 1210248320, 1361529360, 1452297984, 1815372480, 2178446976, 2420496640, 2723058720, 3630744960, 4356893952, 5446117440, 7261489920, 10892234880, 21784469760]

約数ペア:

[(1, 21784469760), (2, 10892234880), (3, 7261489920), (4, 5446117440), (5, 4356893952), (6, 3630744960), (8, 2723058720), (9, 2420496640), (10, 2178446976), (12, 1815372480), (15, 1452297984), (16, 1361529360), (18, 1210248320), (19, 1146551040), (20, 1089223488), (24, 907686240), (30, 726148992), (32, 680764680), (36, 605124160), (38, 573275520), (40, 544611744), (45, 484099328), (48, 453843120), (57, 382183680), (60, 363074496), (64, 340382340), (72, 302562080), (76, 286637760), (80, 272305872), (90, 242049664), (95, 229310208), (96, 226921560), (114, 191091840), (120, 181537248), (128, 170191170), (144, 151281040), (152, 143318880), (160, 136152936), (171, 127394560), (180, 121024832), (190, 114655104), (192, 113460780), (228, 95545920), (240, 90768624), (256, 85095585), (285, 76436736), (288, 75640520), (304, 71659440), (320, 68076468), (342, 63697280), (360, 60512416), (380, 57327552), (384, 56730390), (456, 47772960), (480, 45384312), (570, 38218368), (576, 37820260), (608, 35829720), (640, 34038234), (684, 31848640), (720, 30256208), (760, 28663776), (768, 28365195), (855, 25478912), (912, 23886480), (960, 22692156), (1140, 19109184), (1152, 18910130), (1216, 17914860), (1280, 17019117), (1368, 15924320), (1440, 15128104), (1520, 14331888), (1710, 12739456), (1824, 11943240), (1920, 11346078), (2280, 9554592), (2304, 9455065), (2432, 8957430), (2736, 7962160), (2880, 7564052), (3040, 7165944), (3420, 6369728), (3648, 5971620), (3840, 5673039), (4560, 4777296), (4864, 4478715), (5472, 3981080), (5760, 3782026), (6080, 3582972), (6840, 3184864), (7296, 2985810), (9120, 2388648), (10944, 1990540), (11520, 1891013), (12160, 1791486), (13680, 1592432), (14592, 1492905), (18240, 1194324), (21888, 995270), (24320, 895743), (27360, 796216), (36480, 597162), (43776, 497635), (54720, 398108), (72960, 298581), (99527, 218880), (109440, 199054)]