49291380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1091}}^1$

素因数の和:1357

約数の個数: 72

約数和(自身を含む): 150250464

約数和(自身を除く): 100959084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 251, 502, 753, 1004, 1091, 1255, 1506, 2182, 2259, 2510, 3012, 3273, 3765, 4364, 4518, 5020, 5455, 6546, 7530, 9036, 9819, 10910, 11295, 13092, 15060, 16365, 19638, 21820, 22590, 32730, 39276, 45180, 49095, 65460, 98190, 196380, 273841, 547682, 821523, 1095364, 1369205, 1643046, 2464569, 2738410, 3286092, 4107615, 4929138, 5476820, 8215230, 9858276, 12322845, 16430460, 24645690, 49291380]

約数ペア:

[(1, 49291380), (2, 24645690), (3, 16430460), (4, 12322845), (5, 9858276), (6, 8215230), (9, 5476820), (10, 4929138), (12, 4107615), (15, 3286092), (18, 2738410), (20, 2464569), (30, 1643046), (36, 1369205), (45, 1095364), (60, 821523), (90, 547682), (180, 273841), (251, 196380), (502, 98190), (753, 65460), (1004, 49095), (1091, 45180), (1255, 39276), (1506, 32730), (2182, 22590), (2259, 21820), (2510, 19638), (3012, 16365), (3273, 15060), (3765, 13092), (4364, 11295), (4518, 10910), (5020, 9819), (5455, 9036), (6546, 7530)]