205227120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{809}}^1$

素因数の和:983

約数の個数: 160

約数和(自身を含む): 732810240

約数和(自身を除く): 527583120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 151, 168, 210, 240, 280, 302, 336, 420, 453, 560, 604, 755, 809, 840, 906, 1057, 1208, 1510, 1618, 1680, 1812, 2114, 2265, 2416, 2427, 3020, 3171, 3236, 3624, 4045, 4228, 4530, 4854, 5285, 5663, 6040, 6342, 6472, 7248, 8090, 8456, 9060, 9708, 10570, 11326, 12080, 12135, 12684, 12944, 15855, 16180, 16912, 16989, 18120, 19416, 21140, 22652, 24270, 25368, 28315, 31710, 32360, 33978, 36240, 38832, 42280, 45304, 48540, 50736, 56630, 63420, 64720, 67956, 84560, 84945, 90608, 97080, 113260, 122159, 126840, 135912, 169890, 194160, 226520, 244318, 253680, 271824, 339780, 366477, 453040, 488636, 610795, 679560, 732954, 855113, 977272, 1221590, 1359120, 1465908, 1710226, 1832385, 1954544, 2443180, 2565339, 2931816, 3420452, 3664770, 4275565, 4886360, 5130678, 5863632, 6840904, 7329540, 8551130, 9772720, 10261356, 12826695, 13681808, 14659080, 17102260, 20522712, 25653390, 29318160, 34204520, 41045424, 51306780, 68409040, 102613560, 205227120]

約数ペア:

[(1, 205227120), (2, 102613560), (3, 68409040), (4, 51306780), (5, 41045424), (6, 34204520), (7, 29318160), (8, 25653390), (10, 20522712), (12, 17102260), (14, 14659080), (15, 13681808), (16, 12826695), (20, 10261356), (21, 9772720), (24, 8551130), (28, 7329540), (30, 6840904), (35, 5863632), (40, 5130678), (42, 4886360), (48, 4275565), (56, 3664770), (60, 3420452), (70, 2931816), (80, 2565339), (84, 2443180), (105, 1954544), (112, 1832385), (120, 1710226), (140, 1465908), (151, 1359120), (168, 1221590), (210, 977272), (240, 855113), (280, 732954), (302, 679560), (336, 610795), (420, 488636), (453, 453040), (560, 366477), (604, 339780), (755, 271824), (809, 253680), (840, 244318), (906, 226520), (1057, 194160), (1208, 169890), (1510, 135912), (1618, 126840), (1680, 122159), (1812, 113260), (2114, 97080), (2265, 90608), (2416, 84945), (2427, 84560), (3020, 67956), (3171, 64720), (3236, 63420), (3624, 56630), (4045, 50736), (4228, 48540), (4530, 45304), (4854, 42280), (5285, 38832), (5663, 36240), (6040, 33978), (6342, 32360), (6472, 31710), (7248, 28315), (8090, 25368), (8456, 24270), (9060, 22652), (9708, 21140), (10570, 19416), (11326, 18120), (12080, 16989), (12135, 16912), (12684, 16180), (12944, 15855)]