21532500

素因数分解:

$2^2\times 3^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1$

素因数の和:73

約数の個数: 240

約数和(自身を含む): 78724800

約数和(自身を除く): 57192300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 27, 29, 30, 33, 36, 44, 45, 50, 54, 55, 58, 60, 66, 75, 87, 90, 99, 100, 108, 110, 116, 125, 132, 135, 145, 150, 165, 174, 180, 198, 220, 225, 250, 261, 270, 275, 290, 297, 300, 319, 330, 348, 375, 396, 435, 450, 495, 500, 522, 540, 550, 580, 594, 625, 638, 660, 675, 725, 750, 783, 825, 870, 900, 957, 990, 1044, 1100, 1125, 1188, 1250, 1276, 1305, 1350, 1375, 1450, 1485, 1500, 1566, 1595, 1650, 1740, 1875, 1914, 1980, 2175, 2250, 2475, 2500, 2610, 2700, 2750, 2871, 2900, 2970, 3132, 3190, 3300, 3375, 3625, 3750, 3828, 3915, 4125, 4350, 4500, 4785, 4950, 5220, 5500, 5625, 5742, 5940, 6380, 6525, 6750, 6875, 7250, 7425, 7500, 7830, 7975, 8250, 8613, 8700, 9570, 9900, 10875, 11250, 11484, 12375, 13050, 13500, 13750, 14355, 14500, 14850, 15660, 15950, 16500, 16875, 17226, 18125, 19140, 19575, 20625, 21750, 22500, 23925, 24750, 26100, 27500, 28710, 29700, 31900, 32625, 33750, 34452, 36250, 37125, 39150, 39875, 41250, 43065, 43500, 47850, 49500, 54375, 57420, 61875, 65250, 67500, 71775, 72500, 74250, 78300, 79750, 82500, 86130, 95700, 97875, 108750, 119625, 123750, 130500, 143550, 148500, 159500, 163125, 172260, 185625, 195750, 199375, 215325, 217500, 239250, 247500, 287100, 326250, 358875, 371250, 391500, 398750, 430650, 478500, 489375, 598125, 652500, 717750, 742500, 797500, 861300, 978750, 1076625, 1196250, 1435500, 1794375, 1957500, 2153250, 2392500, 3588750, 4306500, 5383125, 7177500, 10766250, 21532500]

約数ペア:

[(1, 21532500), (2, 10766250), (3, 7177500), (4, 5383125), (5, 4306500), (6, 3588750), (9, 2392500), (10, 2153250), (11, 1957500), (12, 1794375), (15, 1435500), (18, 1196250), (20, 1076625), (22, 978750), (25, 861300), (27, 797500), (29, 742500), (30, 717750), (33, 652500), (36, 598125), (44, 489375), (45, 478500), (50, 430650), (54, 398750), (55, 391500), (58, 371250), (60, 358875), (66, 326250), (75, 287100), (87, 247500), (90, 239250), (99, 217500), (100, 215325), (108, 199375), (110, 195750), (116, 185625), (125, 172260), (132, 163125), (135, 159500), (145, 148500), (150, 143550), (165, 130500), (174, 123750), (180, 119625), (198, 108750), (220, 97875), (225, 95700), (250, 86130), (261, 82500), (270, 79750), (275, 78300), (290, 74250), (297, 72500), (300, 71775), (319, 67500), (330, 65250), (348, 61875), (375, 57420), (396, 54375), (435, 49500), (450, 47850), (495, 43500), (500, 43065), (522, 41250), (540, 39875), (550, 39150), (580, 37125), (594, 36250), (625, 34452), (638, 33750), (660, 32625), (675, 31900), (725, 29700), (750, 28710), (783, 27500), (825, 26100), (870, 24750), (900, 23925), (957, 22500), (990, 21750), (1044, 20625), (1100, 19575), (1125, 19140), (1188, 18125), (1250, 17226), (1276, 16875), (1305, 16500), (1350, 15950), (1375, 15660), (1450, 14850), (1485, 14500), (1500, 14355), (1566, 13750), (1595, 13500), (1650, 13050), (1740, 12375), (1875, 11484), (1914, 11250), (1980, 10875), (2175, 9900), (2250, 9570), (2475, 8700), (2500, 8613), (2610, 8250), (2700, 7975), (2750, 7830), (2871, 7500), (2900, 7425), (2970, 7250), (3132, 6875), (3190, 6750), (3300, 6525), (3375, 6380), (3625, 5940), (3750, 5742), (3828, 5625), (3915, 5500), (4125, 5220), (4350, 4950), (4500, 4785)]