2101552740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1667899}}^1$

素因数の和:1667921

約数の個数: 72

約数和(自身を含む): 7285387200

約数和(自身を除く): 5183834460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 1667899, 3335798, 5003697, 6671596, 8339495, 10007394, 11675293, 15011091, 16678990, 20014788, 23350586, 25018485, 30022182, 33357980, 35025879, 46701172, 50036970, 58376465, 60044364, 70051758, 75055455, 100073940, 105077637, 116752930, 140103516, 150110910, 175129395, 210155274, 233505860, 300221820, 350258790, 420310548, 525388185, 700517580, 1050776370, 2101552740]

約数ペア:

[(1, 2101552740), (2, 1050776370), (3, 700517580), (4, 525388185), (5, 420310548), (6, 350258790), (7, 300221820), (9, 233505860), (10, 210155274), (12, 175129395), (14, 150110910), (15, 140103516), (18, 116752930), (20, 105077637), (21, 100073940), (28, 75055455), (30, 70051758), (35, 60044364), (36, 58376465), (42, 50036970), (45, 46701172), (60, 35025879), (63, 33357980), (70, 30022182), (84, 25018485), (90, 23350586), (105, 20014788), (126, 16678990), (140, 15011091), (180, 11675293), (210, 10007394), (252, 8339495), (315, 6671596), (420, 5003697), (630, 3335798), (1260, 1667899)]