78484500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:295

約数の個数: 144

約数和(自身を含む): 251439552

約数和(自身を除く): 172955052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 107, 125, 150, 163, 180, 214, 225, 250, 300, 321, 326, 375, 428, 450, 489, 500, 535, 642, 652, 750, 815, 900, 963, 978, 1070, 1125, 1284, 1467, 1500, 1605, 1630, 1926, 1956, 2140, 2250, 2445, 2675, 2934, 3210, 3260, 3852, 4075, 4500, 4815, 4890, 5350, 5868, 6420, 7335, 8025, 8150, 9630, 9780, 10700, 12225, 13375, 14670, 16050, 16300, 17441, 19260, 20375, 24075, 24450, 26750, 29340, 32100, 34882, 36675, 40125, 40750, 48150, 48900, 52323, 53500, 61125, 69764, 73350, 80250, 81500, 87205, 96300, 104646, 120375, 122250, 146700, 156969, 160500, 174410, 183375, 209292, 240750, 244500, 261615, 313938, 348820, 366750, 436025, 481500, 523230, 627876, 733500, 784845, 872050, 1046460, 1308075, 1569690, 1744100, 2180125, 2616150, 3139380, 3924225, 4360250, 5232300, 6540375, 7848450, 8720500, 13080750, 15696900, 19621125, 26161500, 39242250, 78484500]

約数ペア:

[(1, 78484500), (2, 39242250), (3, 26161500), (4, 19621125), (5, 15696900), (6, 13080750), (9, 8720500), (10, 7848450), (12, 6540375), (15, 5232300), (18, 4360250), (20, 3924225), (25, 3139380), (30, 2616150), (36, 2180125), (45, 1744100), (50, 1569690), (60, 1308075), (75, 1046460), (90, 872050), (100, 784845), (107, 733500), (125, 627876), (150, 523230), (163, 481500), (180, 436025), (214, 366750), (225, 348820), (250, 313938), (300, 261615), (321, 244500), (326, 240750), (375, 209292), (428, 183375), (450, 174410), (489, 160500), (500, 156969), (535, 146700), (642, 122250), (652, 120375), (750, 104646), (815, 96300), (900, 87205), (963, 81500), (978, 80250), (1070, 73350), (1125, 69764), (1284, 61125), (1467, 53500), (1500, 52323), (1605, 48900), (1630, 48150), (1926, 40750), (1956, 40125), (2140, 36675), (2250, 34882), (2445, 32100), (2675, 29340), (2934, 26750), (3210, 24450), (3260, 24075), (3852, 20375), (4075, 19260), (4500, 17441), (4815, 16300), (4890, 16050), (5350, 14670), (5868, 13375), (6420, 12225), (7335, 10700), (8025, 9780), (8150, 9630)]