51390540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3911}}^1$

素因数の和:3999

約数の個数: 72

約数和(自身を含む): 158060448

約数和(自身を除く): 106669908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1460, 2190, 2628, 3285, 3911, 4380, 6570, 7822, 11733, 13140, 15644, 19555, 23466, 35199, 39110, 46932, 58665, 70398, 78220, 117330, 140796, 175995, 234660, 285503, 351990, 571006, 703980, 856509, 1142012, 1427515, 1713018, 2569527, 2855030, 3426036, 4282545, 5139054, 5710060, 8565090, 10278108, 12847635, 17130180, 25695270, 51390540]

約数ペア:

[(1, 51390540), (2, 25695270), (3, 17130180), (4, 12847635), (5, 10278108), (6, 8565090), (9, 5710060), (10, 5139054), (12, 4282545), (15, 3426036), (18, 2855030), (20, 2569527), (30, 1713018), (36, 1427515), (45, 1142012), (60, 856509), (73, 703980), (90, 571006), (146, 351990), (180, 285503), (219, 234660), (292, 175995), (365, 140796), (438, 117330), (657, 78220), (730, 70398), (876, 58665), (1095, 46932), (1314, 39110), (1460, 35199), (2190, 23466), (2628, 19555), (3285, 15644), (3911, 13140), (4380, 11733), (6570, 7822)]