1685589660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1\times {\mathrm{661}}^1$

素因数の和:1164

約数の個数: 144

約数和(自身を含む): 5297440512

約数和(自身を除く): 3611850852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 457, 465, 558, 620, 661, 914, 930, 1116, 1322, 1371, 1395, 1828, 1860, 1983, 2285, 2644, 2742, 2790, 3305, 3966, 4113, 4570, 5484, 5580, 5949, 6610, 6855, 7932, 8226, 9140, 9915, 11898, 13220, 13710, 14167, 16452, 19830, 20491, 20565, 23796, 27420, 28334, 29745, 39660, 40982, 41130, 42501, 56668, 59490, 61473, 70835, 81964, 82260, 85002, 102455, 118980, 122946, 127503, 141670, 170004, 184419, 204910, 212505, 245892, 255006, 283340, 302077, 307365, 368838, 409820, 425010, 510012, 604154, 614730, 637515, 737676, 850020, 906231, 922095, 1208308, 1229460, 1275030, 1510385, 1812462, 1844190, 2550060, 2718693, 3020770, 3624924, 3688380, 4531155, 5437386, 6041540, 9062310, 9364387, 10874772, 13593465, 18124620, 18728774, 27186930, 28093161, 37457548, 46821935, 54373860, 56186322, 84279483, 93643870, 112372644, 140465805, 168558966, 187287740, 280931610, 337117932, 421397415, 561863220, 842794830, 1685589660]

約数ペア:

[(1, 1685589660), (2, 842794830), (3, 561863220), (4, 421397415), (5, 337117932), (6, 280931610), (9, 187287740), (10, 168558966), (12, 140465805), (15, 112372644), (18, 93643870), (20, 84279483), (30, 56186322), (31, 54373860), (36, 46821935), (45, 37457548), (60, 28093161), (62, 27186930), (90, 18728774), (93, 18124620), (124, 13593465), (155, 10874772), (180, 9364387), (186, 9062310), (279, 6041540), (310, 5437386), (372, 4531155), (457, 3688380), (465, 3624924), (558, 3020770), (620, 2718693), (661, 2550060), (914, 1844190), (930, 1812462), (1116, 1510385), (1322, 1275030), (1371, 1229460), (1395, 1208308), (1828, 922095), (1860, 906231), (1983, 850020), (2285, 737676), (2644, 637515), (2742, 614730), (2790, 604154), (3305, 510012), (3966, 425010), (4113, 409820), (4570, 368838), (5484, 307365), (5580, 302077), (5949, 283340), (6610, 255006), (6855, 245892), (7932, 212505), (8226, 204910), (9140, 184419), (9915, 170004), (11898, 141670), (13220, 127503), (13710, 122946), (14167, 118980), (16452, 102455), (19830, 85002), (20491, 82260), (20565, 81964), (23796, 70835), (27420, 61473), (28334, 59490), (29745, 56668), (39660, 42501), (40982, 41130)]