1220365300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{158489}}^1$

素因数の和:158521

約数の個数: 72

約数和(自身を含む): 3301663680

約数和(自身を除く): 2081298380

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 3850, 7700, 158489, 316978, 633956, 792445, 1109423, 1584890, 1743379, 2218846, 3169780, 3486758, 3962225, 4437692, 5547115, 6973516, 7924450, 8716895, 11094230, 12203653, 15848900, 17433790, 22188460, 24407306, 27735575, 34867580, 43584475, 48814612, 55471150, 61018265, 87168950, 110942300, 122036530, 174337900, 244073060, 305091325, 610182650, 1220365300]

約数ペア:

[(1, 1220365300), (2, 610182650), (4, 305091325), (5, 244073060), (7, 174337900), (10, 122036530), (11, 110942300), (14, 87168950), (20, 61018265), (22, 55471150), (25, 48814612), (28, 43584475), (35, 34867580), (44, 27735575), (50, 24407306), (55, 22188460), (70, 17433790), (77, 15848900), (100, 12203653), (110, 11094230), (140, 8716895), (154, 7924450), (175, 6973516), (220, 5547115), (275, 4437692), (308, 3962225), (350, 3486758), (385, 3169780), (550, 2218846), (700, 1743379), (770, 1584890), (1100, 1109423), (1540, 792445), (1925, 633956), (3850, 316978), (7700, 158489)]