87105690

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{383}}^1$

素因数の和:441

約数の個数: 144

約数和(自身を含む): 273881088

約数和(自身を除く): 186775398

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 90, 95, 105, 114, 126, 133, 171, 190, 210, 266, 285, 315, 342, 361, 383, 399, 570, 630, 665, 722, 766, 798, 855, 1083, 1149, 1197, 1330, 1710, 1805, 1915, 1995, 2166, 2298, 2394, 2527, 2681, 3249, 3447, 3610, 3830, 3990, 5054, 5362, 5415, 5745, 5985, 6498, 6894, 7277, 7581, 8043, 10830, 11490, 11970, 12635, 13405, 14554, 15162, 16086, 16245, 17235, 21831, 22743, 24129, 25270, 26810, 32490, 34470, 36385, 37905, 40215, 43662, 45486, 48258, 50939, 65493, 72770, 75810, 80430, 101878, 109155, 113715, 120645, 130986, 138263, 152817, 218310, 227430, 241290, 254695, 276526, 305634, 327465, 414789, 458451, 509390, 654930, 691315, 764085, 829578, 916902, 967841, 1244367, 1382630, 1528170, 1935682, 2073945, 2292255, 2488734, 2903523, 4147890, 4584510, 4839205, 5807046, 6221835, 8710569, 9678410, 12443670, 14517615, 17421138, 29035230, 43552845, 87105690]

約数ペア:

[(1, 87105690), (2, 43552845), (3, 29035230), (5, 17421138), (6, 14517615), (7, 12443670), (9, 9678410), (10, 8710569), (14, 6221835), (15, 5807046), (18, 4839205), (19, 4584510), (21, 4147890), (30, 2903523), (35, 2488734), (38, 2292255), (42, 2073945), (45, 1935682), (57, 1528170), (63, 1382630), (70, 1244367), (90, 967841), (95, 916902), (105, 829578), (114, 764085), (126, 691315), (133, 654930), (171, 509390), (190, 458451), (210, 414789), (266, 327465), (285, 305634), (315, 276526), (342, 254695), (361, 241290), (383, 227430), (399, 218310), (570, 152817), (630, 138263), (665, 130986), (722, 120645), (766, 113715), (798, 109155), (855, 101878), (1083, 80430), (1149, 75810), (1197, 72770), (1330, 65493), (1710, 50939), (1805, 48258), (1915, 45486), (1995, 43662), (2166, 40215), (2298, 37905), (2394, 36385), (2527, 34470), (2681, 32490), (3249, 26810), (3447, 25270), (3610, 24129), (3830, 22743), (3990, 21831), (5054, 17235), (5362, 16245), (5415, 16086), (5745, 15162), (5985, 14554), (6498, 13405), (6894, 12635), (7277, 11970), (7581, 11490), (8043, 10830)]