1218399300

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{179}}^1\times {\mathrm{2521}}^1$

素因数の和:2723

約数の個数: 144

約数和(自身を含む): 3940372800

約数和(自身を除く): 2721973500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 179, 180, 225, 270, 300, 358, 450, 537, 540, 675, 716, 895, 900, 1074, 1350, 1611, 1790, 2148, 2521, 2685, 2700, 3222, 3580, 4475, 4833, 5042, 5370, 6444, 7563, 8055, 8950, 9666, 10084, 10740, 12605, 13425, 15126, 16110, 17900, 19332, 22689, 24165, 25210, 26850, 30252, 32220, 37815, 40275, 45378, 48330, 50420, 53700, 63025, 68067, 75630, 80550, 90756, 96660, 113445, 120825, 126050, 136134, 151260, 161100, 189075, 226890, 241650, 252100, 272268, 340335, 378150, 451259, 453780, 483300, 567225, 680670, 756300, 902518, 1134450, 1353777, 1361340, 1701675, 1805036, 2256295, 2268900, 2707554, 3403350, 4061331, 4512590, 5415108, 6768885, 6806700, 8122662, 9025180, 11281475, 12183993, 13537770, 16245324, 20306655, 22562950, 24367986, 27075540, 33844425, 40613310, 45125900, 48735972, 60919965, 67688850, 81226620, 101533275, 121839930, 135377700, 203066550, 243679860, 304599825, 406133100, 609199650, 1218399300]

約数ペア:

[(1, 1218399300), (2, 609199650), (3, 406133100), (4, 304599825), (5, 243679860), (6, 203066550), (9, 135377700), (10, 121839930), (12, 101533275), (15, 81226620), (18, 67688850), (20, 60919965), (25, 48735972), (27, 45125900), (30, 40613310), (36, 33844425), (45, 27075540), (50, 24367986), (54, 22562950), (60, 20306655), (75, 16245324), (90, 13537770), (100, 12183993), (108, 11281475), (135, 9025180), (150, 8122662), (179, 6806700), (180, 6768885), (225, 5415108), (270, 4512590), (300, 4061331), (358, 3403350), (450, 2707554), (537, 2268900), (540, 2256295), (675, 1805036), (716, 1701675), (895, 1361340), (900, 1353777), (1074, 1134450), (1350, 902518), (1611, 756300), (1790, 680670), (2148, 567225), (2521, 483300), (2685, 453780), (2700, 451259), (3222, 378150), (3580, 340335), (4475, 272268), (4833, 252100), (5042, 241650), (5370, 226890), (6444, 189075), (7563, 161100), (8055, 151260), (8950, 136134), (9666, 126050), (10084, 120825), (10740, 113445), (12605, 96660), (13425, 90756), (15126, 80550), (16110, 75630), (17900, 68067), (19332, 63025), (22689, 53700), (24165, 50420), (25210, 48330), (26850, 45378), (30252, 40275), (32220, 37815)]