257383080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{23063}}^1$

素因数の和:23111

約数の個数: 96

約数和(自身を含む): 863516160

約数和(自身を除く): 606133080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 23063, 46126, 69189, 92252, 115315, 138378, 184504, 207567, 230630, 276756, 345945, 415134, 461260, 553512, 691890, 714953, 830268, 922520, 1037835, 1383780, 1429906, 1660536, 2075670, 2144859, 2767560, 2859812, 3574765, 4151340, 4289718, 5719624, 6434577, 7149530, 8302680, 8579436, 10724295, 12869154, 14299060, 17158872, 21448590, 25738308, 28598120, 32172885, 42897180, 51476616, 64345770, 85794360, 128691540, 257383080]

約数ペア:

[(1, 257383080), (2, 128691540), (3, 85794360), (4, 64345770), (5, 51476616), (6, 42897180), (8, 32172885), (9, 28598120), (10, 25738308), (12, 21448590), (15, 17158872), (18, 14299060), (20, 12869154), (24, 10724295), (30, 8579436), (31, 8302680), (36, 7149530), (40, 6434577), (45, 5719624), (60, 4289718), (62, 4151340), (72, 3574765), (90, 2859812), (93, 2767560), (120, 2144859), (124, 2075670), (155, 1660536), (180, 1429906), (186, 1383780), (248, 1037835), (279, 922520), (310, 830268), (360, 714953), (372, 691890), (465, 553512), (558, 461260), (620, 415134), (744, 345945), (930, 276756), (1116, 230630), (1240, 207567), (1395, 184504), (1860, 138378), (2232, 115315), (2790, 92252), (3720, 69189), (5580, 46126), (11160, 23063)]