78497100

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{881}}^1$

素因数の和:918

約数の個数: 180

約数和(自身を含む): 277904088

約数和(自身を除く): 199406988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 27, 30, 33, 36, 44, 45, 50, 54, 55, 60, 66, 75, 81, 90, 99, 100, 108, 110, 132, 135, 150, 162, 165, 180, 198, 220, 225, 270, 275, 297, 300, 324, 330, 396, 405, 450, 495, 540, 550, 594, 660, 675, 810, 825, 881, 891, 900, 990, 1100, 1188, 1350, 1485, 1620, 1650, 1762, 1782, 1980, 2025, 2475, 2643, 2700, 2970, 3300, 3524, 3564, 4050, 4405, 4455, 4950, 5286, 5940, 7425, 7929, 8100, 8810, 8910, 9691, 9900, 10572, 13215, 14850, 15858, 17620, 17820, 19382, 22025, 22275, 23787, 26430, 29073, 29700, 31716, 38764, 39645, 44050, 44550, 47574, 48455, 52860, 58146, 66075, 71361, 79290, 87219, 88100, 89100, 95148, 96910, 116292, 118935, 132150, 142722, 145365, 158580, 174438, 193820, 198225, 237870, 242275, 261657, 264300, 285444, 290730, 348876, 356805, 396450, 436095, 475740, 484550, 523314, 581460, 594675, 713610, 726825, 784971, 792900, 872190, 969100, 1046628, 1189350, 1308285, 1427220, 1453650, 1569942, 1744380, 1784025, 2180475, 2378700, 2616570, 2907300, 3139884, 3568050, 3924855, 4360950, 5233140, 6541425, 7136100, 7849710, 8721900, 13082850, 15699420, 19624275, 26165700, 39248550, 78497100]

約数ペア:

[(1, 78497100), (2, 39248550), (3, 26165700), (4, 19624275), (5, 15699420), (6, 13082850), (9, 8721900), (10, 7849710), (11, 7136100), (12, 6541425), (15, 5233140), (18, 4360950), (20, 3924855), (22, 3568050), (25, 3139884), (27, 2907300), (30, 2616570), (33, 2378700), (36, 2180475), (44, 1784025), (45, 1744380), (50, 1569942), (54, 1453650), (55, 1427220), (60, 1308285), (66, 1189350), (75, 1046628), (81, 969100), (90, 872190), (99, 792900), (100, 784971), (108, 726825), (110, 713610), (132, 594675), (135, 581460), (150, 523314), (162, 484550), (165, 475740), (180, 436095), (198, 396450), (220, 356805), (225, 348876), (270, 290730), (275, 285444), (297, 264300), (300, 261657), (324, 242275), (330, 237870), (396, 198225), (405, 193820), (450, 174438), (495, 158580), (540, 145365), (550, 142722), (594, 132150), (660, 118935), (675, 116292), (810, 96910), (825, 95148), (881, 89100), (891, 88100), (900, 87219), (990, 79290), (1100, 71361), (1188, 66075), (1350, 58146), (1485, 52860), (1620, 48455), (1650, 47574), (1762, 44550), (1782, 44050), (1980, 39645), (2025, 38764), (2475, 31716), (2643, 29700), (2700, 29073), (2970, 26430), (3300, 23787), (3524, 22275), (3564, 22025), (4050, 19382), (4405, 17820), (4455, 17620), (4950, 15858), (5286, 14850), (5940, 13215), (7425, 10572), (7929, 9900), (8100, 9691), (8810, 8910)]