31817520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:192

約数の個数: 240

約数和(自身を含む): 125349120

約数和(自身を除く): 93531600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 59, 60, 63, 70, 72, 80, 84, 90, 105, 107, 112, 118, 120, 126, 140, 144, 168, 177, 180, 210, 214, 236, 240, 252, 280, 295, 315, 321, 336, 354, 360, 413, 420, 428, 472, 504, 531, 535, 560, 590, 630, 642, 708, 720, 749, 826, 840, 856, 885, 944, 963, 1008, 1062, 1070, 1180, 1239, 1260, 1284, 1416, 1498, 1605, 1652, 1680, 1712, 1770, 1926, 2065, 2124, 2140, 2247, 2360, 2478, 2520, 2568, 2655, 2832, 2996, 3210, 3304, 3540, 3717, 3745, 3852, 4130, 4248, 4280, 4494, 4720, 4815, 4956, 5040, 5136, 5310, 5992, 6195, 6313, 6420, 6608, 6741, 7080, 7434, 7490, 7704, 8260, 8496, 8560, 8988, 9630, 9912, 10620, 11235, 11984, 12390, 12626, 12840, 13482, 14160, 14868, 14980, 15408, 16520, 17976, 18585, 18939, 19260, 19824, 21240, 22470, 24780, 25252, 25680, 26964, 29736, 29960, 31565, 33040, 33705, 35952, 37170, 37878, 38520, 42480, 44191, 44940, 49560, 50504, 53928, 56817, 59472, 59920, 63130, 67410, 74340, 75756, 77040, 88382, 89880, 94695, 99120, 101008, 107856, 113634, 126260, 132573, 134820, 148680, 151512, 176764, 179760, 189390, 220955, 227268, 252520, 265146, 269640, 284085, 297360, 303024, 353528, 378780, 397719, 441910, 454536, 505040, 530292, 539280, 568170, 662865, 707056, 757560, 795438, 883820, 909072, 1060584, 1136340, 1325730, 1515120, 1590876, 1767640, 1988595, 2121168, 2272680, 2651460, 3181752, 3535280, 3977190, 4545360, 5302920, 6363504, 7954380, 10605840, 15908760, 31817520]

約数ペア:

[(1, 31817520), (2, 15908760), (3, 10605840), (4, 7954380), (5, 6363504), (6, 5302920), (7, 4545360), (8, 3977190), (9, 3535280), (10, 3181752), (12, 2651460), (14, 2272680), (15, 2121168), (16, 1988595), (18, 1767640), (20, 1590876), (21, 1515120), (24, 1325730), (28, 1136340), (30, 1060584), (35, 909072), (36, 883820), (40, 795438), (42, 757560), (45, 707056), (48, 662865), (56, 568170), (59, 539280), (60, 530292), (63, 505040), (70, 454536), (72, 441910), (80, 397719), (84, 378780), (90, 353528), (105, 303024), (107, 297360), (112, 284085), (118, 269640), (120, 265146), (126, 252520), (140, 227268), (144, 220955), (168, 189390), (177, 179760), (180, 176764), (210, 151512), (214, 148680), (236, 134820), (240, 132573), (252, 126260), (280, 113634), (295, 107856), (315, 101008), (321, 99120), (336, 94695), (354, 89880), (360, 88382), (413, 77040), (420, 75756), (428, 74340), (472, 67410), (504, 63130), (531, 59920), (535, 59472), (560, 56817), (590, 53928), (630, 50504), (642, 49560), (708, 44940), (720, 44191), (749, 42480), (826, 38520), (840, 37878), (856, 37170), (885, 35952), (944, 33705), (963, 33040), (1008, 31565), (1062, 29960), (1070, 29736), (1180, 26964), (1239, 25680), (1260, 25252), (1284, 24780), (1416, 22470), (1498, 21240), (1605, 19824), (1652, 19260), (1680, 18939), (1712, 18585), (1770, 17976), (1926, 16520), (2065, 15408), (2124, 14980), (2140, 14868), (2247, 14160), (2360, 13482), (2478, 12840), (2520, 12626), (2568, 12390), (2655, 11984), (2832, 11235), (2996, 10620), (3210, 9912), (3304, 9630), (3540, 8988), (3717, 8560), (3745, 8496), (3852, 8260), (4130, 7704), (4248, 7490), (4280, 7434), (4494, 7080), (4720, 6741), (4815, 6608), (4956, 6420), (5040, 6313), (5136, 6195), (5310, 5992)]