207350040

素因数分解:

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

素因数の和:689

約数の個数: 128

約数和(自身を含む): 659520000

約数和(自身を除く): 452169960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 199, 228, 285, 380, 398, 456, 457, 570, 597, 760, 796, 914, 995, 1140, 1194, 1371, 1592, 1828, 1990, 2280, 2285, 2388, 2742, 2985, 3656, 3781, 3980, 4570, 4776, 5484, 5970, 6855, 7562, 7960, 8683, 9140, 10968, 11343, 11940, 13710, 15124, 17366, 18280, 18905, 22686, 23880, 26049, 27420, 30248, 34732, 37810, 43415, 45372, 52098, 54840, 56715, 69464, 75620, 86830, 90744, 90943, 104196, 113430, 130245, 151240, 173660, 181886, 208392, 226860, 260490, 272829, 347320, 363772, 453720, 454715, 520980, 545658, 727544, 909430, 1041960, 1091316, 1364145, 1727917, 1818860, 2182632, 2728290, 3455834, 3637720, 5183751, 5456580, 6911668, 8639585, 10367502, 10913160, 13823336, 17279170, 20735004, 25918755, 34558340, 41470008, 51837510, 69116680, 103675020, 207350040]

約数ペア:

[(1, 207350040), (2, 103675020), (3, 69116680), (4, 51837510), (5, 41470008), (6, 34558340), (8, 25918755), (10, 20735004), (12, 17279170), (15, 13823336), (19, 10913160), (20, 10367502), (24, 8639585), (30, 6911668), (38, 5456580), (40, 5183751), (57, 3637720), (60, 3455834), (76, 2728290), (95, 2182632), (114, 1818860), (120, 1727917), (152, 1364145), (190, 1091316), (199, 1041960), (228, 909430), (285, 727544), (380, 545658), (398, 520980), (456, 454715), (457, 453720), (570, 363772), (597, 347320), (760, 272829), (796, 260490), (914, 226860), (995, 208392), (1140, 181886), (1194, 173660), (1371, 151240), (1592, 130245), (1828, 113430), (1990, 104196), (2280, 90943), (2285, 90744), (2388, 86830), (2742, 75620), (2985, 69464), (3656, 56715), (3781, 54840), (3980, 52098), (4570, 45372), (4776, 43415), (5484, 37810), (5970, 34732), (6855, 30248), (7562, 27420), (7960, 26049), (8683, 23880), (9140, 22686), (10968, 18905), (11343, 18280), (11940, 17366), (13710, 15124)]