66989700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{577}}^1$

素因数の和:643

約数の個数: 144

約数和(自身を含む): 220749760

約数和(自身を除く): 153760060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 43, 45, 50, 54, 60, 75, 86, 90, 100, 108, 129, 135, 150, 172, 180, 215, 225, 258, 270, 300, 387, 430, 450, 516, 540, 577, 645, 675, 774, 860, 900, 1075, 1154, 1161, 1290, 1350, 1548, 1731, 1935, 2150, 2308, 2322, 2580, 2700, 2885, 3225, 3462, 3870, 4300, 4644, 5193, 5770, 5805, 6450, 6924, 7740, 8655, 9675, 10386, 11540, 11610, 12900, 14425, 15579, 17310, 19350, 20772, 23220, 24811, 25965, 28850, 29025, 31158, 34620, 38700, 43275, 49622, 51930, 57700, 58050, 62316, 74433, 77895, 86550, 99244, 103860, 116100, 124055, 129825, 148866, 155790, 173100, 223299, 248110, 259650, 297732, 311580, 372165, 389475, 446598, 496220, 519300, 620275, 669897, 744330, 778950, 893196, 1116495, 1240550, 1339794, 1488660, 1557900, 1860825, 2232990, 2481100, 2679588, 3349485, 3721650, 4465980, 5582475, 6698970, 7443300, 11164950, 13397940, 16747425, 22329900, 33494850, 66989700]

約数ペア:

[(1, 66989700), (2, 33494850), (3, 22329900), (4, 16747425), (5, 13397940), (6, 11164950), (9, 7443300), (10, 6698970), (12, 5582475), (15, 4465980), (18, 3721650), (20, 3349485), (25, 2679588), (27, 2481100), (30, 2232990), (36, 1860825), (43, 1557900), (45, 1488660), (50, 1339794), (54, 1240550), (60, 1116495), (75, 893196), (86, 778950), (90, 744330), (100, 669897), (108, 620275), (129, 519300), (135, 496220), (150, 446598), (172, 389475), (180, 372165), (215, 311580), (225, 297732), (258, 259650), (270, 248110), (300, 223299), (387, 173100), (430, 155790), (450, 148866), (516, 129825), (540, 124055), (577, 116100), (645, 103860), (675, 99244), (774, 86550), (860, 77895), (900, 74433), (1075, 62316), (1154, 58050), (1161, 57700), (1290, 51930), (1350, 49622), (1548, 43275), (1731, 38700), (1935, 34620), (2150, 31158), (2308, 29025), (2322, 28850), (2580, 25965), (2700, 24811), (2885, 23220), (3225, 20772), (3462, 19350), (3870, 17310), (4300, 15579), (4644, 14425), (5193, 12900), (5770, 11610), (5805, 11540), (6450, 10386), (6924, 9675), (7740, 8655)]