1538467380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{275711}}^1$

素因数の和:275757

約数の個数: 72

約数和(自身を含む): 4817240064

約数和(自身を除く): 3278772684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 275711, 551422, 827133, 1102844, 1378555, 1654266, 2481399, 2757110, 3308532, 4135665, 4962798, 5514220, 8271330, 8547041, 9925596, 12406995, 16542660, 17094082, 24813990, 25641123, 34188164, 42735205, 49627980, 51282246, 76923369, 85470410, 102564492, 128205615, 153846738, 170940820, 256411230, 307693476, 384616845, 512822460, 769233690, 1538467380]

約数ペア:

[(1, 1538467380), (2, 769233690), (3, 512822460), (4, 384616845), (5, 307693476), (6, 256411230), (9, 170940820), (10, 153846738), (12, 128205615), (15, 102564492), (18, 85470410), (20, 76923369), (30, 51282246), (31, 49627980), (36, 42735205), (45, 34188164), (60, 25641123), (62, 24813990), (90, 17094082), (93, 16542660), (124, 12406995), (155, 9925596), (180, 8547041), (186, 8271330), (279, 5514220), (310, 4962798), (372, 4135665), (465, 3308532), (558, 2757110), (620, 2481399), (930, 1654266), (1116, 1378555), (1395, 1102844), (1860, 827133), (2790, 551422), (5580, 275711)]