28589160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:235

約数の個数: 128

約数和(自身を含む): 90616320

約数和(自身を除く): 62027160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 47, 60, 74, 94, 111, 120, 137, 141, 148, 185, 188, 222, 235, 274, 282, 296, 370, 376, 411, 444, 470, 548, 555, 564, 685, 705, 740, 822, 888, 940, 1096, 1110, 1128, 1370, 1410, 1480, 1644, 1739, 1880, 2055, 2220, 2740, 2820, 3288, 3478, 4110, 4440, 5069, 5217, 5480, 5640, 6439, 6956, 8220, 8695, 10138, 10434, 12878, 13912, 15207, 16440, 17390, 19317, 20276, 20868, 25345, 25756, 26085, 30414, 32195, 34780, 38634, 40552, 41736, 50690, 51512, 52170, 60828, 64390, 69560, 76035, 77268, 96585, 101380, 104340, 121656, 128780, 152070, 154536, 193170, 202760, 208680, 238243, 257560, 304140, 386340, 476486, 608280, 714729, 772680, 952972, 1191215, 1429458, 1905944, 2382430, 2858916, 3573645, 4764860, 5717832, 7147290, 9529720, 14294580, 28589160]

約数ペア:

[(1, 28589160), (2, 14294580), (3, 9529720), (4, 7147290), (5, 5717832), (6, 4764860), (8, 3573645), (10, 2858916), (12, 2382430), (15, 1905944), (20, 1429458), (24, 1191215), (30, 952972), (37, 772680), (40, 714729), (47, 608280), (60, 476486), (74, 386340), (94, 304140), (111, 257560), (120, 238243), (137, 208680), (141, 202760), (148, 193170), (185, 154536), (188, 152070), (222, 128780), (235, 121656), (274, 104340), (282, 101380), (296, 96585), (370, 77268), (376, 76035), (411, 69560), (444, 64390), (470, 60828), (548, 52170), (555, 51512), (564, 50690), (685, 41736), (705, 40552), (740, 38634), (822, 34780), (888, 32195), (940, 30414), (1096, 26085), (1110, 25756), (1128, 25345), (1370, 20868), (1410, 20276), (1480, 19317), (1644, 17390), (1739, 16440), (1880, 15207), (2055, 13912), (2220, 12878), (2740, 10434), (2820, 10138), (3288, 8695), (3478, 8220), (4110, 6956), (4440, 6439), (5069, 5640), (5217, 5480)]