489182820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{523}}^1$

素因数の和:690

約数の個数: 192

約数和(自身を含む): 1673312256

約数和(自身を除く): 1184129436

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 131, 140, 170, 204, 210, 238, 255, 262, 340, 357, 393, 420, 476, 510, 523, 524, 595, 655, 714, 786, 917, 1020, 1046, 1190, 1310, 1428, 1569, 1572, 1785, 1834, 1965, 2092, 2227, 2380, 2615, 2620, 2751, 3138, 3570, 3661, 3668, 3930, 4454, 4585, 5230, 5502, 6276, 6681, 7140, 7322, 7845, 7860, 8891, 8908, 9170, 10460, 10983, 11004, 11135, 13362, 13755, 14644, 15589, 15690, 17782, 18305, 18340, 21966, 22270, 26673, 26724, 27510, 31178, 31380, 33405, 35564, 36610, 43932, 44455, 44540, 46767, 53346, 54915, 55020, 62237, 62356, 66810, 68513, 73220, 77945, 88910, 93534, 106692, 109830, 124474, 133365, 133620, 137026, 155890, 177820, 186711, 187068, 205539, 219660, 233835, 248948, 266730, 274052, 311185, 311780, 342565, 373422, 411078, 467670, 479591, 533460, 622370, 685130, 746844, 822156, 933555, 935340, 959182, 1027695, 1164721, 1244740, 1370260, 1438773, 1867110, 1918364, 2055390, 2329442, 2397955, 2877546, 3494163, 3734220, 4110780, 4658884, 4795910, 5755092, 5823605, 6988326, 7193865, 8153047, 9591820, 11647210, 13976652, 14387730, 16306094, 17470815, 23294420, 24459141, 28775460, 32612188, 34941630, 40765235, 48918282, 69883260, 81530470, 97836564, 122295705, 163060940, 244591410, 489182820]

約数ペア:

[(1, 489182820), (2, 244591410), (3, 163060940), (4, 122295705), (5, 97836564), (6, 81530470), (7, 69883260), (10, 48918282), (12, 40765235), (14, 34941630), (15, 32612188), (17, 28775460), (20, 24459141), (21, 23294420), (28, 17470815), (30, 16306094), (34, 14387730), (35, 13976652), (42, 11647210), (51, 9591820), (60, 8153047), (68, 7193865), (70, 6988326), (84, 5823605), (85, 5755092), (102, 4795910), (105, 4658884), (119, 4110780), (131, 3734220), (140, 3494163), (170, 2877546), (204, 2397955), (210, 2329442), (238, 2055390), (255, 1918364), (262, 1867110), (340, 1438773), (357, 1370260), (393, 1244740), (420, 1164721), (476, 1027695), (510, 959182), (523, 935340), (524, 933555), (595, 822156), (655, 746844), (714, 685130), (786, 622370), (917, 533460), (1020, 479591), (1046, 467670), (1190, 411078), (1310, 373422), (1428, 342565), (1569, 311780), (1572, 311185), (1785, 274052), (1834, 266730), (1965, 248948), (2092, 233835), (2227, 219660), (2380, 205539), (2615, 187068), (2620, 186711), (2751, 177820), (3138, 155890), (3570, 137026), (3661, 133620), (3668, 133365), (3930, 124474), (4454, 109830), (4585, 106692), (5230, 93534), (5502, 88910), (6276, 77945), (6681, 73220), (7140, 68513), (7322, 66810), (7845, 62356), (7860, 62237), (8891, 55020), (8908, 54915), (9170, 53346), (10460, 46767), (10983, 44540), (11004, 44455), (11135, 43932), (13362, 36610), (13755, 35564), (14644, 33405), (15589, 31380), (15690, 31178), (17782, 27510), (18305, 26724), (18340, 26673), (21966, 22270)]