131987520

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{6547}}^1$

素因数の和:6577

約数の個数: 168

約数和(自身を含む): 518915904

約数和(自身を除く): 386928384

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6547, 6720, 10080, 13094, 19641, 20160, 26188, 32735, 39282, 45829, 52376, 58923, 65470, 78564, 91658, 98205, 104752, 117846, 130940, 137487, 157128, 183316, 196410, 209504, 229145, 235692, 261880, 274974, 294615, 314256, 366632, 392820, 412461, 419008, 458290, 471384, 523760, 549948, 589230, 628512, 687435, 733264, 785640, 824922, 916580, 942768, 1047520, 1099896, 1178460, 1257024, 1374870, 1466528, 1571280, 1649844, 1833160, 1885536, 2062305, 2095040, 2199792, 2356920, 2749740, 2933056, 3142560, 3299688, 3666320, 3771072, 4124610, 4399584, 4713840, 5499480, 6285120, 6599376, 7332640, 8249220, 8799168, 9427680, 10998960, 13198752, 14665280, 16498440, 18855360, 21997920, 26397504, 32996880, 43995840, 65993760, 131987520]

約数ペア:

[(1, 131987520), (2, 65993760), (3, 43995840), (4, 32996880), (5, 26397504), (6, 21997920), (7, 18855360), (8, 16498440), (9, 14665280), (10, 13198752), (12, 10998960), (14, 9427680), (15, 8799168), (16, 8249220), (18, 7332640), (20, 6599376), (21, 6285120), (24, 5499480), (28, 4713840), (30, 4399584), (32, 4124610), (35, 3771072), (36, 3666320), (40, 3299688), (42, 3142560), (45, 2933056), (48, 2749740), (56, 2356920), (60, 2199792), (63, 2095040), (64, 2062305), (70, 1885536), (72, 1833160), (80, 1649844), (84, 1571280), (90, 1466528), (96, 1374870), (105, 1257024), (112, 1178460), (120, 1099896), (126, 1047520), (140, 942768), (144, 916580), (160, 824922), (168, 785640), (180, 733264), (192, 687435), (210, 628512), (224, 589230), (240, 549948), (252, 523760), (280, 471384), (288, 458290), (315, 419008), (320, 412461), (336, 392820), (360, 366632), (420, 314256), (448, 294615), (480, 274974), (504, 261880), (560, 235692), (576, 229145), (630, 209504), (672, 196410), (720, 183316), (840, 157128), (960, 137487), (1008, 130940), (1120, 117846), (1260, 104752), (1344, 98205), (1440, 91658), (1680, 78564), (2016, 65470), (2240, 58923), (2520, 52376), (2880, 45829), (3360, 39282), (4032, 32735), (5040, 26188), (6547, 20160), (6720, 19641), (10080, 13094)]