18441900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:712

約数の個数: 108

約数和(自身を含む): 59760064

約数和(自身を除く): 41318164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 45, 50, 60, 62, 75, 90, 93, 100, 124, 150, 155, 180, 186, 225, 279, 300, 310, 372, 450, 465, 558, 620, 661, 775, 900, 930, 1116, 1322, 1395, 1550, 1860, 1983, 2325, 2644, 2790, 3100, 3305, 3966, 4650, 5580, 5949, 6610, 6975, 7932, 9300, 9915, 11898, 13220, 13950, 16525, 19830, 20491, 23796, 27900, 29745, 33050, 39660, 40982, 49575, 59490, 61473, 66100, 81964, 99150, 102455, 118980, 122946, 148725, 184419, 198300, 204910, 245892, 297450, 307365, 368838, 409820, 512275, 594900, 614730, 737676, 922095, 1024550, 1229460, 1536825, 1844190, 2049100, 3073650, 3688380, 4610475, 6147300, 9220950, 18441900]

約数ペア:

[(1, 18441900), (2, 9220950), (3, 6147300), (4, 4610475), (5, 3688380), (6, 3073650), (9, 2049100), (10, 1844190), (12, 1536825), (15, 1229460), (18, 1024550), (20, 922095), (25, 737676), (30, 614730), (31, 594900), (36, 512275), (45, 409820), (50, 368838), (60, 307365), (62, 297450), (75, 245892), (90, 204910), (93, 198300), (100, 184419), (124, 148725), (150, 122946), (155, 118980), (180, 102455), (186, 99150), (225, 81964), (279, 66100), (300, 61473), (310, 59490), (372, 49575), (450, 40982), (465, 39660), (558, 33050), (620, 29745), (661, 27900), (775, 23796), (900, 20491), (930, 19830), (1116, 16525), (1322, 13950), (1395, 13220), (1550, 11898), (1860, 9915), (1983, 9300), (2325, 7932), (2644, 6975), (2790, 6610), (3100, 5949), (3305, 5580), (3966, 4650)]