251867520

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{599}}^1$

素因数の和:697

約数の個数: 192

約数和(自身を含む): 883116000

約数和(自身を除く): 631248480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 73, 80, 90, 96, 120, 128, 144, 146, 160, 180, 192, 219, 240, 288, 292, 320, 360, 365, 384, 438, 480, 576, 584, 599, 640, 657, 720, 730, 876, 960, 1095, 1152, 1168, 1198, 1314, 1440, 1460, 1752, 1797, 1920, 2190, 2336, 2396, 2628, 2880, 2920, 2995, 3285, 3504, 3594, 4380, 4672, 4792, 5256, 5391, 5760, 5840, 5990, 6570, 7008, 7188, 8760, 8985, 9344, 9584, 10512, 10782, 11680, 11980, 13140, 14016, 14376, 17520, 17970, 19168, 21024, 21564, 23360, 23960, 26280, 26955, 28032, 28752, 35040, 35940, 38336, 42048, 43128, 43727, 46720, 47920, 52560, 53910, 57504, 70080, 71880, 76672, 84096, 86256, 87454, 95840, 105120, 107820, 115008, 131181, 140160, 143760, 172512, 174908, 191680, 210240, 215640, 218635, 230016, 262362, 287520, 345024, 349816, 383360, 393543, 420480, 431280, 437270, 524724, 575040, 655905, 690048, 699632, 787086, 862560, 874540, 1049448, 1150080, 1311810, 1399264, 1574172, 1725120, 1749080, 1967715, 2098896, 2623620, 2798528, 3148344, 3450240, 3498160, 3935430, 4197792, 5247240, 5597056, 6296688, 6996320, 7870860, 8395584, 10494480, 12593376, 13992640, 15741720, 16791168, 20988960, 25186752, 27985280, 31483440, 41977920, 50373504, 62966880, 83955840, 125933760, 251867520]

約数ペア:

[(1, 251867520), (2, 125933760), (3, 83955840), (4, 62966880), (5, 50373504), (6, 41977920), (8, 31483440), (9, 27985280), (10, 25186752), (12, 20988960), (15, 16791168), (16, 15741720), (18, 13992640), (20, 12593376), (24, 10494480), (30, 8395584), (32, 7870860), (36, 6996320), (40, 6296688), (45, 5597056), (48, 5247240), (60, 4197792), (64, 3935430), (72, 3498160), (73, 3450240), (80, 3148344), (90, 2798528), (96, 2623620), (120, 2098896), (128, 1967715), (144, 1749080), (146, 1725120), (160, 1574172), (180, 1399264), (192, 1311810), (219, 1150080), (240, 1049448), (288, 874540), (292, 862560), (320, 787086), (360, 699632), (365, 690048), (384, 655905), (438, 575040), (480, 524724), (576, 437270), (584, 431280), (599, 420480), (640, 393543), (657, 383360), (720, 349816), (730, 345024), (876, 287520), (960, 262362), (1095, 230016), (1152, 218635), (1168, 215640), (1198, 210240), (1314, 191680), (1440, 174908), (1460, 172512), (1752, 143760), (1797, 140160), (1920, 131181), (2190, 115008), (2336, 107820), (2396, 105120), (2628, 95840), (2880, 87454), (2920, 86256), (2995, 84096), (3285, 76672), (3504, 71880), (3594, 70080), (4380, 57504), (4672, 53910), (4792, 52560), (5256, 47920), (5391, 46720), (5760, 43727), (5840, 43128), (5990, 42048), (6570, 38336), (7008, 35940), (7188, 35040), (8760, 28752), (8985, 28032), (9344, 26955), (9584, 26280), (10512, 23960), (10782, 23360), (11680, 21564), (11980, 21024), (13140, 19168), (14016, 17970), (14376, 17520)]