1969500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:136

約数の個数: 96

約数和(自身を含む): 6237504

約数和(自身を除く): 4268004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 101, 125, 130, 150, 156, 195, 202, 250, 260, 300, 303, 325, 375, 390, 404, 500, 505, 606, 650, 750, 780, 975, 1010, 1212, 1300, 1313, 1500, 1515, 1625, 1950, 2020, 2525, 2626, 3030, 3250, 3900, 3939, 4875, 5050, 5252, 6060, 6500, 6565, 7575, 7878, 9750, 10100, 12625, 13130, 15150, 15756, 19500, 19695, 25250, 26260, 30300, 32825, 37875, 39390, 50500, 65650, 75750, 78780, 98475, 131300, 151500, 164125, 196950, 328250, 393900, 492375, 656500, 984750, 1969500]

約数ペア:

[(1, 1969500), (2, 984750), (3, 656500), (4, 492375), (5, 393900), (6, 328250), (10, 196950), (12, 164125), (13, 151500), (15, 131300), (20, 98475), (25, 78780), (26, 75750), (30, 65650), (39, 50500), (50, 39390), (52, 37875), (60, 32825), (65, 30300), (75, 26260), (78, 25250), (100, 19695), (101, 19500), (125, 15756), (130, 15150), (150, 13130), (156, 12625), (195, 10100), (202, 9750), (250, 7878), (260, 7575), (300, 6565), (303, 6500), (325, 6060), (375, 5252), (390, 5050), (404, 4875), (500, 3939), (505, 3900), (606, 3250), (650, 3030), (750, 2626), (780, 2525), (975, 2020), (1010, 1950), (1212, 1625), (1300, 1515), (1313, 1500)]