74039980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:324

約数の個数: 96

約数和(自身を含む): 186278400

約数和(自身を除く): 112238420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 251, 301, 343, 430, 490, 502, 602, 686, 860, 980, 1004, 1204, 1255, 1372, 1505, 1715, 1757, 2107, 2510, 3010, 3430, 3514, 4214, 5020, 6020, 6860, 7028, 8428, 8785, 10535, 10793, 12299, 14749, 17570, 21070, 21586, 24598, 29498, 35140, 42140, 43172, 49196, 53965, 58996, 61495, 73745, 75551, 86093, 107930, 122990, 147490, 151102, 172186, 215860, 245980, 294980, 302204, 344372, 377755, 430465, 528857, 755510, 860930, 1057714, 1511020, 1721860, 2115428, 2644285, 3701999, 5288570, 7403998, 10577140, 14807996, 18509995, 37019990, 74039980]

約数ペア:

[(1, 74039980), (2, 37019990), (4, 18509995), (5, 14807996), (7, 10577140), (10, 7403998), (14, 5288570), (20, 3701999), (28, 2644285), (35, 2115428), (43, 1721860), (49, 1511020), (70, 1057714), (86, 860930), (98, 755510), (140, 528857), (172, 430465), (196, 377755), (215, 344372), (245, 302204), (251, 294980), (301, 245980), (343, 215860), (430, 172186), (490, 151102), (502, 147490), (602, 122990), (686, 107930), (860, 86093), (980, 75551), (1004, 73745), (1204, 61495), (1255, 58996), (1372, 53965), (1505, 49196), (1715, 43172), (1757, 42140), (2107, 35140), (2510, 29498), (3010, 24598), (3430, 21586), (3514, 21070), (4214, 17570), (5020, 14749), (6020, 12299), (6860, 10793), (7028, 10535), (8428, 8785)]