19635900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 61350240

約数和(自身を除く): 41714340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 37, 50, 58, 60, 61, 74, 75, 87, 100, 111, 116, 122, 145, 148, 150, 174, 183, 185, 222, 244, 290, 300, 305, 348, 366, 370, 435, 444, 555, 580, 610, 725, 732, 740, 870, 915, 925, 1073, 1110, 1220, 1450, 1525, 1740, 1769, 1830, 1850, 2146, 2175, 2220, 2257, 2775, 2900, 3050, 3219, 3538, 3660, 3700, 4292, 4350, 4514, 4575, 5307, 5365, 5550, 6100, 6438, 6771, 7076, 8700, 8845, 9028, 9150, 10614, 10730, 11100, 11285, 12876, 13542, 16095, 17690, 18300, 21228, 21460, 22570, 26535, 26825, 27084, 32190, 33855, 35380, 44225, 45140, 53070, 53650, 56425, 64380, 65453, 67710, 80475, 88450, 106140, 107300, 112850, 130906, 132675, 135420, 160950, 169275, 176900, 196359, 225700, 261812, 265350, 321900, 327265, 338550, 392718, 530700, 654530, 677100, 785436, 981795, 1309060, 1636325, 1963590, 3272650, 3927180, 4908975, 6545300, 9817950, 19635900]

約数ペア:

[(1, 19635900), (2, 9817950), (3, 6545300), (4, 4908975), (5, 3927180), (6, 3272650), (10, 1963590), (12, 1636325), (15, 1309060), (20, 981795), (25, 785436), (29, 677100), (30, 654530), (37, 530700), (50, 392718), (58, 338550), (60, 327265), (61, 321900), (74, 265350), (75, 261812), (87, 225700), (100, 196359), (111, 176900), (116, 169275), (122, 160950), (145, 135420), (148, 132675), (150, 130906), (174, 112850), (183, 107300), (185, 106140), (222, 88450), (244, 80475), (290, 67710), (300, 65453), (305, 64380), (348, 56425), (366, 53650), (370, 53070), (435, 45140), (444, 44225), (555, 35380), (580, 33855), (610, 32190), (725, 27084), (732, 26825), (740, 26535), (870, 22570), (915, 21460), (925, 21228), (1073, 18300), (1110, 17690), (1220, 16095), (1450, 13542), (1525, 12876), (1740, 11285), (1769, 11100), (1830, 10730), (1850, 10614), (2146, 9150), (2175, 9028), (2220, 8845), (2257, 8700), (2775, 7076), (2900, 6771), (3050, 6438), (3219, 6100), (3538, 5550), (3660, 5365), (3700, 5307), (4292, 4575), (4350, 4514)]