68078520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:342

約数の個数: 192

約数和(自身を含む): 240084000

約数和(自身を除く): 172005480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 37, 38, 40, 45, 57, 60, 72, 74, 76, 90, 95, 111, 114, 120, 148, 152, 171, 180, 185, 190, 222, 228, 269, 285, 296, 333, 342, 360, 370, 380, 444, 456, 538, 555, 570, 666, 684, 703, 740, 760, 807, 855, 888, 1076, 1110, 1140, 1332, 1345, 1368, 1406, 1480, 1614, 1665, 1710, 2109, 2152, 2220, 2280, 2421, 2664, 2690, 2812, 3228, 3330, 3420, 3515, 4035, 4218, 4440, 4842, 5111, 5380, 5624, 6327, 6456, 6660, 6840, 7030, 8070, 8436, 9684, 9953, 10222, 10545, 10760, 12105, 12654, 13320, 14060, 15333, 16140, 16872, 19368, 19906, 20444, 21090, 24210, 25308, 25555, 28120, 29859, 30666, 31635, 32280, 39812, 40888, 42180, 45999, 48420, 49765, 50616, 51110, 59718, 61332, 63270, 76665, 79624, 84360, 89577, 91998, 96840, 99530, 102220, 119436, 122664, 126540, 149295, 153330, 179154, 183996, 189107, 199060, 204440, 229995, 238872, 253080, 298590, 306660, 358308, 367992, 378214, 398120, 447885, 459990, 567321, 597180, 613320, 716616, 756428, 895770, 919980, 945535, 1134642, 1194360, 1512856, 1701963, 1791540, 1839960, 1891070, 2269284, 2836605, 3403926, 3583080, 3782140, 4538568, 5673210, 6807852, 7564280, 8509815, 11346420, 13615704, 17019630, 22692840, 34039260, 68078520]

約数ペア:

[(1, 68078520), (2, 34039260), (3, 22692840), (4, 17019630), (5, 13615704), (6, 11346420), (8, 8509815), (9, 7564280), (10, 6807852), (12, 5673210), (15, 4538568), (18, 3782140), (19, 3583080), (20, 3403926), (24, 2836605), (30, 2269284), (36, 1891070), (37, 1839960), (38, 1791540), (40, 1701963), (45, 1512856), (57, 1194360), (60, 1134642), (72, 945535), (74, 919980), (76, 895770), (90, 756428), (95, 716616), (111, 613320), (114, 597180), (120, 567321), (148, 459990), (152, 447885), (171, 398120), (180, 378214), (185, 367992), (190, 358308), (222, 306660), (228, 298590), (269, 253080), (285, 238872), (296, 229995), (333, 204440), (342, 199060), (360, 189107), (370, 183996), (380, 179154), (444, 153330), (456, 149295), (538, 126540), (555, 122664), (570, 119436), (666, 102220), (684, 99530), (703, 96840), (740, 91998), (760, 89577), (807, 84360), (855, 79624), (888, 76665), (1076, 63270), (1110, 61332), (1140, 59718), (1332, 51110), (1345, 50616), (1368, 49765), (1406, 48420), (1480, 45999), (1614, 42180), (1665, 40888), (1710, 39812), (2109, 32280), (2152, 31635), (2220, 30666), (2280, 29859), (2421, 28120), (2664, 25555), (2690, 25308), (2812, 24210), (3228, 21090), (3330, 20444), (3420, 19906), (3515, 19368), (4035, 16872), (4218, 16140), (4440, 15333), (4842, 14060), (5111, 13320), (5380, 12654), (5624, 12105), (6327, 10760), (6456, 10545), (6660, 10222), (6840, 9953), (7030, 9684), (8070, 8436)]