401348520

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:446

約数の個数: 192

約数和(自身を含む): 1366485120

約数和(自身を除く): 965136600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 157, 162, 180, 216, 243, 263, 270, 314, 324, 360, 405, 471, 486, 526, 540, 628, 648, 785, 789, 810, 942, 972, 1052, 1080, 1215, 1256, 1315, 1413, 1570, 1578, 1620, 1884, 1944, 2104, 2355, 2367, 2430, 2630, 2826, 3140, 3156, 3240, 3768, 3945, 4239, 4710, 4734, 4860, 5260, 5652, 6280, 6312, 7065, 7101, 7890, 8478, 9420, 9468, 9720, 10520, 11304, 11835, 12717, 14130, 14202, 15780, 16956, 18840, 18936, 21195, 21303, 23670, 25434, 28260, 28404, 31560, 33912, 35505, 38151, 41291, 42390, 42606, 47340, 50868, 56520, 56808, 63585, 63909, 71010, 76302, 82582, 84780, 85212, 94680, 101736, 106515, 123873, 127170, 127818, 142020, 152604, 165164, 169560, 170424, 190755, 206455, 213030, 247746, 254340, 255636, 284040, 305208, 319545, 330328, 371619, 381510, 412910, 426060, 495492, 508680, 511272, 619365, 639090, 743238, 763020, 825820, 852120, 990984, 1114857, 1238730, 1278180, 1486476, 1526040, 1651640, 1858095, 2229714, 2477460, 2556360, 2972952, 3344571, 3716190, 4459428, 4954920, 5574285, 6689142, 7432380, 8918856, 10033713, 11148570, 13378284, 14864760, 16722855, 20067426, 22297140, 26756568, 33445710, 40134852, 44594280, 50168565, 66891420, 80269704, 100337130, 133782840, 200674260, 401348520]

約数ペア:

[(1, 401348520), (2, 200674260), (3, 133782840), (4, 100337130), (5, 80269704), (6, 66891420), (8, 50168565), (9, 44594280), (10, 40134852), (12, 33445710), (15, 26756568), (18, 22297140), (20, 20067426), (24, 16722855), (27, 14864760), (30, 13378284), (36, 11148570), (40, 10033713), (45, 8918856), (54, 7432380), (60, 6689142), (72, 5574285), (81, 4954920), (90, 4459428), (108, 3716190), (120, 3344571), (135, 2972952), (157, 2556360), (162, 2477460), (180, 2229714), (216, 1858095), (243, 1651640), (263, 1526040), (270, 1486476), (314, 1278180), (324, 1238730), (360, 1114857), (405, 990984), (471, 852120), (486, 825820), (526, 763020), (540, 743238), (628, 639090), (648, 619365), (785, 511272), (789, 508680), (810, 495492), (942, 426060), (972, 412910), (1052, 381510), (1080, 371619), (1215, 330328), (1256, 319545), (1315, 305208), (1413, 284040), (1570, 255636), (1578, 254340), (1620, 247746), (1884, 213030), (1944, 206455), (2104, 190755), (2355, 170424), (2367, 169560), (2430, 165164), (2630, 152604), (2826, 142020), (3140, 127818), (3156, 127170), (3240, 123873), (3768, 106515), (3945, 101736), (4239, 94680), (4710, 85212), (4734, 84780), (4860, 82582), (5260, 76302), (5652, 71010), (6280, 63909), (6312, 63585), (7065, 56808), (7101, 56520), (7890, 50868), (8478, 47340), (9420, 42606), (9468, 42390), (9720, 41291), (10520, 38151), (11304, 35505), (11835, 33912), (12717, 31560), (14130, 28404), (14202, 28260), (15780, 25434), (16956, 23670), (18840, 21303), (18936, 21195)]