139479480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{7907}}^1$

素因数の和:7938

約数の個数: 144

約数和(自身を含む): 527384520

約数和(自身を除く): 387905040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 7907, 8820, 15814, 17640, 23721, 31628, 39535, 47442, 55349, 63256, 71163, 79070, 94884, 110698, 118605, 142326, 158140, 166047, 189768, 221396, 237210, 276745, 284652, 316280, 332094, 355815, 387443, 442792, 474420, 498141, 553490, 569304, 664188, 711630, 774886, 830235, 948840, 996282, 1106980, 1162329, 1328376, 1423260, 1549772, 1660470, 1937215, 1992564, 2213960, 2324658, 2490705, 2846520, 3099544, 3320940, 3486987, 3874430, 3985128, 4649316, 4981410, 5811645, 6641880, 6973974, 7748860, 9298632, 9962820, 11623290, 13947948, 15497720, 17434935, 19925640, 23246580, 27895896, 34869870, 46493160, 69739740, 139479480]

約数ペア:

[(1, 139479480), (2, 69739740), (3, 46493160), (4, 34869870), (5, 27895896), (6, 23246580), (7, 19925640), (8, 17434935), (9, 15497720), (10, 13947948), (12, 11623290), (14, 9962820), (15, 9298632), (18, 7748860), (20, 6973974), (21, 6641880), (24, 5811645), (28, 4981410), (30, 4649316), (35, 3985128), (36, 3874430), (40, 3486987), (42, 3320940), (45, 3099544), (49, 2846520), (56, 2490705), (60, 2324658), (63, 2213960), (70, 1992564), (72, 1937215), (84, 1660470), (90, 1549772), (98, 1423260), (105, 1328376), (120, 1162329), (126, 1106980), (140, 996282), (147, 948840), (168, 830235), (180, 774886), (196, 711630), (210, 664188), (245, 569304), (252, 553490), (280, 498141), (294, 474420), (315, 442792), (360, 387443), (392, 355815), (420, 332094), (441, 316280), (490, 284652), (504, 276745), (588, 237210), (630, 221396), (735, 189768), (840, 166047), (882, 158140), (980, 142326), (1176, 118605), (1260, 110698), (1470, 94884), (1764, 79070), (1960, 71163), (2205, 63256), (2520, 55349), (2940, 47442), (3528, 39535), (4410, 31628), (5880, 23721), (7907, 17640), (8820, 15814)]