30873780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:358

約数の個数: 144

約数和(自身を含む): 108501120

約数和(自身を除く): 77627340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 107, 126, 140, 180, 210, 214, 229, 252, 315, 321, 420, 428, 458, 535, 630, 642, 687, 749, 916, 963, 1070, 1145, 1260, 1284, 1374, 1498, 1603, 1605, 1926, 2061, 2140, 2247, 2290, 2748, 2996, 3206, 3210, 3435, 3745, 3852, 4122, 4494, 4580, 4809, 4815, 6412, 6420, 6741, 6870, 7490, 8015, 8244, 8988, 9618, 9630, 10305, 11235, 13482, 13740, 14427, 14980, 16030, 19236, 19260, 20610, 22470, 24045, 24503, 26964, 28854, 32060, 33705, 41220, 44940, 48090, 49006, 57708, 67410, 72135, 73509, 96180, 98012, 122515, 134820, 144270, 147018, 171521, 220527, 245030, 288540, 294036, 343042, 367545, 441054, 490060, 514563, 686084, 735090, 857605, 882108, 1029126, 1102635, 1470180, 1543689, 1715210, 2058252, 2205270, 2572815, 3087378, 3430420, 4410540, 5145630, 6174756, 7718445, 10291260, 15436890, 30873780]

約数ペア:

[(1, 30873780), (2, 15436890), (3, 10291260), (4, 7718445), (5, 6174756), (6, 5145630), (7, 4410540), (9, 3430420), (10, 3087378), (12, 2572815), (14, 2205270), (15, 2058252), (18, 1715210), (20, 1543689), (21, 1470180), (28, 1102635), (30, 1029126), (35, 882108), (36, 857605), (42, 735090), (45, 686084), (60, 514563), (63, 490060), (70, 441054), (84, 367545), (90, 343042), (105, 294036), (107, 288540), (126, 245030), (140, 220527), (180, 171521), (210, 147018), (214, 144270), (229, 134820), (252, 122515), (315, 98012), (321, 96180), (420, 73509), (428, 72135), (458, 67410), (535, 57708), (630, 49006), (642, 48090), (687, 44940), (749, 41220), (916, 33705), (963, 32060), (1070, 28854), (1145, 26964), (1260, 24503), (1284, 24045), (1374, 22470), (1498, 20610), (1603, 19260), (1605, 19236), (1926, 16030), (2061, 14980), (2140, 14427), (2247, 13740), (2290, 13482), (2748, 11235), (2996, 10305), (3206, 9630), (3210, 9618), (3435, 8988), (3745, 8244), (3852, 8015), (4122, 7490), (4494, 6870), (4580, 6741), (4809, 6420), (4815, 6412)]