81193440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:185

約数の個数: 192

約数和(自身を含む): 269982720

約数和(自身を除く): 188789280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 59, 60, 61, 80, 94, 96, 118, 120, 122, 141, 160, 177, 183, 188, 235, 236, 240, 244, 282, 295, 305, 354, 366, 376, 470, 472, 480, 488, 564, 590, 610, 705, 708, 732, 752, 885, 915, 940, 944, 976, 1128, 1180, 1220, 1410, 1416, 1464, 1504, 1770, 1830, 1880, 1888, 1952, 2256, 2360, 2440, 2773, 2820, 2832, 2867, 2928, 3540, 3599, 3660, 3760, 4512, 4720, 4880, 5546, 5640, 5664, 5734, 5856, 7080, 7198, 7320, 7520, 8319, 8601, 9440, 9760, 10797, 11092, 11280, 11468, 13865, 14160, 14335, 14396, 14640, 16638, 17202, 17995, 21594, 22184, 22560, 22936, 27730, 28320, 28670, 28792, 29280, 33276, 34404, 35990, 41595, 43005, 43188, 44368, 45872, 53985, 55460, 57340, 57584, 66552, 68808, 71980, 83190, 86010, 86376, 88736, 91744, 107970, 110920, 114680, 115168, 133104, 137616, 143960, 166380, 169153, 172020, 172752, 215940, 221840, 229360, 266208, 275232, 287920, 332760, 338306, 344040, 345504, 431880, 443680, 458720, 507459, 575840, 665520, 676612, 688080, 845765, 863760, 1014918, 1331040, 1353224, 1376160, 1691530, 1727520, 2029836, 2537295, 2706448, 3383060, 4059672, 5074590, 5412896, 6766120, 8119344, 10149180, 13532240, 16238688, 20298360, 27064480, 40596720, 81193440]

約数ペア:

[(1, 81193440), (2, 40596720), (3, 27064480), (4, 20298360), (5, 16238688), (6, 13532240), (8, 10149180), (10, 8119344), (12, 6766120), (15, 5412896), (16, 5074590), (20, 4059672), (24, 3383060), (30, 2706448), (32, 2537295), (40, 2029836), (47, 1727520), (48, 1691530), (59, 1376160), (60, 1353224), (61, 1331040), (80, 1014918), (94, 863760), (96, 845765), (118, 688080), (120, 676612), (122, 665520), (141, 575840), (160, 507459), (177, 458720), (183, 443680), (188, 431880), (235, 345504), (236, 344040), (240, 338306), (244, 332760), (282, 287920), (295, 275232), (305, 266208), (354, 229360), (366, 221840), (376, 215940), (470, 172752), (472, 172020), (480, 169153), (488, 166380), (564, 143960), (590, 137616), (610, 133104), (705, 115168), (708, 114680), (732, 110920), (752, 107970), (885, 91744), (915, 88736), (940, 86376), (944, 86010), (976, 83190), (1128, 71980), (1180, 68808), (1220, 66552), (1410, 57584), (1416, 57340), (1464, 55460), (1504, 53985), (1770, 45872), (1830, 44368), (1880, 43188), (1888, 43005), (1952, 41595), (2256, 35990), (2360, 34404), (2440, 33276), (2773, 29280), (2820, 28792), (2832, 28670), (2867, 28320), (2928, 27730), (3540, 22936), (3599, 22560), (3660, 22184), (3760, 21594), (4512, 17995), (4720, 17202), (4880, 16638), (5546, 14640), (5640, 14396), (5664, 14335), (5734, 14160), (5856, 13865), (7080, 11468), (7198, 11280), (7320, 11092), (7520, 10797), (8319, 9760), (8601, 9440)]