408187920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1061}}^1$

素因数の和:1313

約数の個数: 160

約数和(自身を含む): 1453835520

約数和(自身を除く): 1045647600

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, 168, 210, 229, 240, 280, 336, 420, 458, 560, 687, 840, 916, 1061, 1145, 1374, 1603, 1680, 1832, 2122, 2290, 2748, 3183, 3206, 3435, 3664, 4244, 4580, 4809, 5305, 5496, 6366, 6412, 6870, 7427, 8015, 8488, 9160, 9618, 10610, 10992, 12732, 12824, 13740, 14854, 15915, 16030, 16976, 18320, 19236, 21220, 22281, 24045, 25464, 25648, 27480, 29708, 31830, 32060, 37135, 38472, 42440, 44562, 48090, 50928, 54960, 59416, 63660, 64120, 74270, 76944, 84880, 89124, 96180, 111405, 118832, 127320, 128240, 148540, 178248, 192360, 222810, 242969, 254640, 297080, 356496, 384720, 445620, 485938, 594160, 728907, 891240, 971876, 1214845, 1457814, 1700783, 1782480, 1943752, 2429690, 2915628, 3401566, 3644535, 3887504, 4859380, 5102349, 5831256, 6803132, 7289070, 8503915, 9718760, 10204698, 11662512, 13606264, 14578140, 17007830, 19437520, 20409396, 25511745, 27212528, 29156280, 34015660, 40818792, 51023490, 58312560, 68031320, 81637584, 102046980, 136062640, 204093960, 408187920]

約数ペア:

[(1, 408187920), (2, 204093960), (3, 136062640), (4, 102046980), (5, 81637584), (6, 68031320), (7, 58312560), (8, 51023490), (10, 40818792), (12, 34015660), (14, 29156280), (15, 27212528), (16, 25511745), (20, 20409396), (21, 19437520), (24, 17007830), (28, 14578140), (30, 13606264), (35, 11662512), (40, 10204698), (42, 9718760), (48, 8503915), (56, 7289070), (60, 6803132), (70, 5831256), (80, 5102349), (84, 4859380), (105, 3887504), (112, 3644535), (120, 3401566), (140, 2915628), (168, 2429690), (210, 1943752), (229, 1782480), (240, 1700783), (280, 1457814), (336, 1214845), (420, 971876), (458, 891240), (560, 728907), (687, 594160), (840, 485938), (916, 445620), (1061, 384720), (1145, 356496), (1374, 297080), (1603, 254640), (1680, 242969), (1832, 222810), (2122, 192360), (2290, 178248), (2748, 148540), (3183, 128240), (3206, 127320), (3435, 118832), (3664, 111405), (4244, 96180), (4580, 89124), (4809, 84880), (5305, 76944), (5496, 74270), (6366, 64120), (6412, 63660), (6870, 59416), (7427, 54960), (8015, 50928), (8488, 48090), (9160, 44562), (9618, 42440), (10610, 38472), (10992, 37135), (12732, 32060), (12824, 31830), (13740, 29708), (14854, 27480), (15915, 25648), (16030, 25464), (16976, 24045), (18320, 22281), (19236, 21220)]