19604400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^2$

素因数の和:100

約数の個数: 180

約数和(自身を含む): 68707656

約数和(自身を除く): 49103256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 31, 34, 40, 48, 50, 51, 60, 62, 68, 75, 80, 85, 93, 100, 102, 120, 124, 136, 150, 155, 170, 186, 200, 204, 240, 248, 255, 272, 300, 310, 340, 372, 400, 408, 425, 465, 496, 510, 527, 600, 620, 680, 744, 775, 816, 850, 930, 961, 1020, 1054, 1200, 1240, 1275, 1360, 1488, 1550, 1581, 1700, 1860, 1922, 2040, 2108, 2325, 2480, 2550, 2635, 2883, 3100, 3162, 3400, 3720, 3844, 4080, 4216, 4650, 4805, 5100, 5270, 5766, 6200, 6324, 6800, 7440, 7688, 7905, 8432, 9300, 9610, 10200, 10540, 11532, 12400, 12648, 13175, 14415, 15376, 15810, 16337, 18600, 19220, 20400, 21080, 23064, 24025, 25296, 26350, 28830, 31620, 32674, 37200, 38440, 39525, 42160, 46128, 48050, 49011, 52700, 57660, 63240, 65348, 72075, 76880, 79050, 81685, 96100, 98022, 105400, 115320, 126480, 130696, 144150, 158100, 163370, 192200, 196044, 210800, 230640, 245055, 261392, 288300, 316200, 326740, 384400, 392088, 408425, 490110, 576600, 632400, 653480, 784176, 816850, 980220, 1153200, 1225275, 1306960, 1633700, 1960440, 2450550, 3267400, 3920880, 4901100, 6534800, 9802200, 19604400]

約数ペア:

[(1, 19604400), (2, 9802200), (3, 6534800), (4, 4901100), (5, 3920880), (6, 3267400), (8, 2450550), (10, 1960440), (12, 1633700), (15, 1306960), (16, 1225275), (17, 1153200), (20, 980220), (24, 816850), (25, 784176), (30, 653480), (31, 632400), (34, 576600), (40, 490110), (48, 408425), (50, 392088), (51, 384400), (60, 326740), (62, 316200), (68, 288300), (75, 261392), (80, 245055), (85, 230640), (93, 210800), (100, 196044), (102, 192200), (120, 163370), (124, 158100), (136, 144150), (150, 130696), (155, 126480), (170, 115320), (186, 105400), (200, 98022), (204, 96100), (240, 81685), (248, 79050), (255, 76880), (272, 72075), (300, 65348), (310, 63240), (340, 57660), (372, 52700), (400, 49011), (408, 48050), (425, 46128), (465, 42160), (496, 39525), (510, 38440), (527, 37200), (600, 32674), (620, 31620), (680, 28830), (744, 26350), (775, 25296), (816, 24025), (850, 23064), (930, 21080), (961, 20400), (1020, 19220), (1054, 18600), (1200, 16337), (1240, 15810), (1275, 15376), (1360, 14415), (1488, 13175), (1550, 12648), (1581, 12400), (1700, 11532), (1860, 10540), (1922, 10200), (2040, 9610), (2108, 9300), (2325, 8432), (2480, 7905), (2550, 7688), (2635, 7440), (2883, 6800), (3100, 6324), (3162, 6200), (3400, 5766), (3720, 5270), (3844, 5100), (4080, 4805), (4216, 4650)]