30074940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23869}}^1$

素因数の和:23891

約数の個数: 72

約数和(自身を含む): 104264160

約数和(自身を除く): 74189220

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, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 23869, 47738, 71607, 95476, 119345, 143214, 167083, 214821, 238690, 286428, 334166, 358035, 429642, 477380, 501249, 668332, 716070, 835415, 859284, 1002498, 1074105, 1432140, 1503747, 1670830, 2004996, 2148210, 2506245, 3007494, 3341660, 4296420, 5012490, 6014988, 7518735, 10024980, 15037470, 30074940]

約数ペア:

[(1, 30074940), (2, 15037470), (3, 10024980), (4, 7518735), (5, 6014988), (6, 5012490), (7, 4296420), (9, 3341660), (10, 3007494), (12, 2506245), (14, 2148210), (15, 2004996), (18, 1670830), (20, 1503747), (21, 1432140), (28, 1074105), (30, 1002498), (35, 859284), (36, 835415), (42, 716070), (45, 668332), (60, 501249), (63, 477380), (70, 429642), (84, 358035), (90, 334166), (105, 286428), (126, 238690), (140, 214821), (180, 167083), (210, 143214), (252, 119345), (315, 95476), (420, 71607), (630, 47738), (1260, 23869)]