27755820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{569}}^1$

素因数の和:855

約数の個数: 72

約数和(自身を含む): 84651840

約数和(自身を除く): 56896020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 271, 542, 569, 813, 1084, 1138, 1355, 1626, 1707, 2276, 2439, 2710, 2845, 3252, 3414, 4065, 4878, 5121, 5420, 5690, 6828, 8130, 8535, 9756, 10242, 11380, 12195, 16260, 17070, 20484, 24390, 25605, 34140, 48780, 51210, 102420, 154199, 308398, 462597, 616796, 770995, 925194, 1387791, 1541990, 1850388, 2312985, 2775582, 3083980, 4625970, 5551164, 6938955, 9251940, 13877910, 27755820]

約数ペア:

[(1, 27755820), (2, 13877910), (3, 9251940), (4, 6938955), (5, 5551164), (6, 4625970), (9, 3083980), (10, 2775582), (12, 2312985), (15, 1850388), (18, 1541990), (20, 1387791), (30, 925194), (36, 770995), (45, 616796), (60, 462597), (90, 308398), (180, 154199), (271, 102420), (542, 51210), (569, 48780), (813, 34140), (1084, 25605), (1138, 24390), (1355, 20484), (1626, 17070), (1707, 16260), (2276, 12195), (2439, 11380), (2710, 10242), (2845, 9756), (3252, 8535), (3414, 8130), (4065, 6828), (4878, 5690), (5121, 5420)]