74480988

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 191600640

約数和(自身を除く): 117119652

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 43, 57, 71, 76, 86, 107, 114, 129, 142, 172, 213, 214, 228, 258, 284, 321, 426, 428, 516, 642, 817, 852, 1284, 1349, 1634, 2033, 2451, 2698, 3053, 3268, 4047, 4066, 4601, 4902, 5396, 6099, 6106, 7597, 8094, 8132, 9159, 9202, 9804, 12198, 12212, 13803, 15194, 16188, 18318, 18404, 22791, 24396, 27606, 30388, 36636, 45582, 55212, 58007, 87419, 91164, 116014, 144343, 174021, 174838, 232028, 262257, 288686, 326671, 348042, 349676, 433029, 524514, 577372, 653342, 696084, 866058, 980013, 1049028, 1306684, 1732116, 1960026, 3920052, 6206749, 12413498, 18620247, 24826996, 37240494, 74480988]

約数ペア:

[(1, 74480988), (2, 37240494), (3, 24826996), (4, 18620247), (6, 12413498), (12, 6206749), (19, 3920052), (38, 1960026), (43, 1732116), (57, 1306684), (71, 1049028), (76, 980013), (86, 866058), (107, 696084), (114, 653342), (129, 577372), (142, 524514), (172, 433029), (213, 349676), (214, 348042), (228, 326671), (258, 288686), (284, 262257), (321, 232028), (426, 174838), (428, 174021), (516, 144343), (642, 116014), (817, 91164), (852, 87419), (1284, 58007), (1349, 55212), (1634, 45582), (2033, 36636), (2451, 30388), (2698, 27606), (3053, 24396), (3268, 22791), (4047, 18404), (4066, 18318), (4601, 16188), (4902, 15194), (5396, 13803), (6099, 12212), (6106, 12198), (7597, 9804), (8094, 9202), (8132, 9159)]