87228960

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1$

素因数の和:2035

約数の個数: 192

約数和(自身を含む): 338349312

約数和(自身を除く): 251120352

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 195, 208, 210, 224, 240, 260, 273, 280, 312, 336, 364, 390, 416, 420, 455, 480, 520, 546, 560, 624, 672, 728, 780, 840, 910, 1040, 1092, 1120, 1248, 1365, 1456, 1560, 1680, 1820, 1997, 2080, 2184, 2730, 2912, 3120, 3360, 3640, 3994, 4368, 5460, 5991, 6240, 7280, 7988, 8736, 9985, 10920, 11982, 13979, 14560, 15976, 19970, 21840, 23964, 25961, 27958, 29955, 31952, 39940, 41937, 43680, 47928, 51922, 55916, 59910, 63904, 69895, 77883, 79880, 83874, 95856, 103844, 111832, 119820, 129805, 139790, 155766, 159760, 167748, 181727, 191712, 207688, 209685, 223664, 239640, 259610, 279580, 311532, 319520, 335496, 363454, 389415, 415376, 419370, 447328, 479280, 519220, 545181, 559160, 623064, 670992, 726908, 778830, 830752, 838740, 908635, 958560, 1038440, 1090362, 1118320, 1246128, 1341984, 1453816, 1557660, 1677480, 1817270, 2076880, 2180724, 2236640, 2492256, 2725905, 2907632, 3115320, 3354960, 3634540, 4153760, 4361448, 5451810, 5815264, 6230640, 6709920, 7269080, 8722896, 10903620, 12461280, 14538160, 17445792, 21807240, 29076320, 43614480, 87228960]

約数ペア:

[(1, 87228960), (2, 43614480), (3, 29076320), (4, 21807240), (5, 17445792), (6, 14538160), (7, 12461280), (8, 10903620), (10, 8722896), (12, 7269080), (13, 6709920), (14, 6230640), (15, 5815264), (16, 5451810), (20, 4361448), (21, 4153760), (24, 3634540), (26, 3354960), (28, 3115320), (30, 2907632), (32, 2725905), (35, 2492256), (39, 2236640), (40, 2180724), (42, 2076880), (48, 1817270), (52, 1677480), (56, 1557660), (60, 1453816), (65, 1341984), (70, 1246128), (78, 1118320), (80, 1090362), (84, 1038440), (91, 958560), (96, 908635), (104, 838740), (105, 830752), (112, 778830), (120, 726908), (130, 670992), (140, 623064), (156, 559160), (160, 545181), (168, 519220), (182, 479280), (195, 447328), (208, 419370), (210, 415376), (224, 389415), (240, 363454), (260, 335496), (273, 319520), (280, 311532), (312, 279580), (336, 259610), (364, 239640), (390, 223664), (416, 209685), (420, 207688), (455, 191712), (480, 181727), (520, 167748), (546, 159760), (560, 155766), (624, 139790), (672, 129805), (728, 119820), (780, 111832), (840, 103844), (910, 95856), (1040, 83874), (1092, 79880), (1120, 77883), (1248, 69895), (1365, 63904), (1456, 59910), (1560, 55916), (1680, 51922), (1820, 47928), (1997, 43680), (2080, 41937), (2184, 39940), (2730, 31952), (2912, 29955), (3120, 27958), (3360, 25961), (3640, 23964), (3994, 21840), (4368, 19970), (5460, 15976), (5991, 14560), (6240, 13979), (7280, 11982), (7988, 10920), (8736, 9985)]