31094820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{647}}^1$

素因数の和:754

約数の個数: 96

約数和(自身を含む): 97977600

約数和(自身を除く): 66882780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 89, 90, 108, 135, 178, 180, 267, 270, 356, 445, 534, 540, 647, 801, 890, 1068, 1294, 1335, 1602, 1780, 1941, 2403, 2588, 2670, 3204, 3235, 3882, 4005, 4806, 5340, 5823, 6470, 7764, 8010, 9612, 9705, 11646, 12015, 12940, 16020, 17469, 19410, 23292, 24030, 29115, 34938, 38820, 48060, 57583, 58230, 69876, 87345, 115166, 116460, 172749, 174690, 230332, 287915, 345498, 349380, 518247, 575830, 690996, 863745, 1036494, 1151660, 1554741, 1727490, 2072988, 2591235, 3109482, 3454980, 5182470, 6218964, 7773705, 10364940, 15547410, 31094820]

約数ペア:

[(1, 31094820), (2, 15547410), (3, 10364940), (4, 7773705), (5, 6218964), (6, 5182470), (9, 3454980), (10, 3109482), (12, 2591235), (15, 2072988), (18, 1727490), (20, 1554741), (27, 1151660), (30, 1036494), (36, 863745), (45, 690996), (54, 575830), (60, 518247), (89, 349380), (90, 345498), (108, 287915), (135, 230332), (178, 174690), (180, 172749), (267, 116460), (270, 115166), (356, 87345), (445, 69876), (534, 58230), (540, 57583), (647, 48060), (801, 38820), (890, 34938), (1068, 29115), (1294, 24030), (1335, 23292), (1602, 19410), (1780, 17469), (1941, 16020), (2403, 12940), (2588, 12015), (2670, 11646), (3204, 9705), (3235, 9612), (3882, 8010), (4005, 7764), (4806, 6470), (5340, 5823)]