518375100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{457}}^1$

素因数の和:692

約数の個数: 144

約数和(自身を含む): 1590176000

約数和(自身を除く): 1071800900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 150, 190, 199, 228, 285, 300, 380, 398, 457, 475, 570, 597, 796, 914, 950, 995, 1140, 1194, 1371, 1425, 1828, 1900, 1990, 2285, 2388, 2742, 2850, 2985, 3781, 3980, 4570, 4975, 5484, 5700, 5970, 6855, 7562, 8683, 9140, 9950, 11343, 11425, 11940, 13710, 14925, 15124, 17366, 18905, 19900, 22686, 22850, 26049, 27420, 29850, 34275, 34732, 37810, 43415, 45372, 45700, 52098, 56715, 59700, 68550, 75620, 86830, 90943, 94525, 104196, 113430, 130245, 137100, 173660, 181886, 189050, 217075, 226860, 260490, 272829, 283575, 363772, 378100, 434150, 454715, 520980, 545658, 567150, 651225, 868300, 909430, 1091316, 1134300, 1302450, 1364145, 1727917, 1818860, 2273575, 2604900, 2728290, 3455834, 4547150, 5183751, 5456580, 6820725, 6911668, 8639585, 9094300, 10367502, 13641450, 17279170, 20735004, 25918755, 27282900, 34558340, 43197925, 51837510, 86395850, 103675020, 129593775, 172791700, 259187550, 518375100]

約数ペア:

[(1, 518375100), (2, 259187550), (3, 172791700), (4, 129593775), (5, 103675020), (6, 86395850), (10, 51837510), (12, 43197925), (15, 34558340), (19, 27282900), (20, 25918755), (25, 20735004), (30, 17279170), (38, 13641450), (50, 10367502), (57, 9094300), (60, 8639585), (75, 6911668), (76, 6820725), (95, 5456580), (100, 5183751), (114, 4547150), (150, 3455834), (190, 2728290), (199, 2604900), (228, 2273575), (285, 1818860), (300, 1727917), (380, 1364145), (398, 1302450), (457, 1134300), (475, 1091316), (570, 909430), (597, 868300), (796, 651225), (914, 567150), (950, 545658), (995, 520980), (1140, 454715), (1194, 434150), (1371, 378100), (1425, 363772), (1828, 283575), (1900, 272829), (1990, 260490), (2285, 226860), (2388, 217075), (2742, 189050), (2850, 181886), (2985, 173660), (3781, 137100), (3980, 130245), (4570, 113430), (4975, 104196), (5484, 94525), (5700, 90943), (5970, 86830), (6855, 75620), (7562, 68550), (8683, 59700), (9140, 56715), (9950, 52098), (11343, 45700), (11425, 45372), (11940, 43415), (13710, 37810), (14925, 34732), (15124, 34275), (17366, 29850), (18905, 27420), (19900, 26049), (22686, 22850)]