78564720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{149}}^1$

素因数の和:204

約数の個数: 160

約数和(自身を含む): 265608000

約数和(自身を除く): 187043280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 149, 156, 169, 195, 208, 240, 260, 298, 312, 338, 390, 447, 507, 520, 596, 624, 676, 745, 780, 845, 894, 1014, 1040, 1192, 1352, 1490, 1560, 1690, 1788, 1937, 2028, 2197, 2235, 2384, 2535, 2704, 2980, 3120, 3380, 3576, 3874, 4056, 4394, 4470, 5070, 5811, 5960, 6591, 6760, 7152, 7748, 8112, 8788, 8940, 9685, 10140, 10985, 11622, 11920, 13182, 13520, 15496, 17576, 17880, 19370, 20280, 21970, 23244, 25181, 26364, 29055, 30992, 32955, 35152, 35760, 38740, 40560, 43940, 46488, 50362, 52728, 58110, 65910, 75543, 77480, 87880, 92976, 100724, 105456, 116220, 125905, 131820, 151086, 154960, 175760, 201448, 232440, 251810, 263640, 302172, 327353, 377715, 402896, 464880, 503620, 527280, 604344, 654706, 755430, 982059, 1007240, 1208688, 1309412, 1510860, 1636765, 1964118, 2014480, 2618824, 3021720, 3273530, 3928236, 4910295, 5237648, 6043440, 6547060, 7856472, 9820590, 13094120, 15712944, 19641180, 26188240, 39282360, 78564720]

約数ペア:

[(1, 78564720), (2, 39282360), (3, 26188240), (4, 19641180), (5, 15712944), (6, 13094120), (8, 9820590), (10, 7856472), (12, 6547060), (13, 6043440), (15, 5237648), (16, 4910295), (20, 3928236), (24, 3273530), (26, 3021720), (30, 2618824), (39, 2014480), (40, 1964118), (48, 1636765), (52, 1510860), (60, 1309412), (65, 1208688), (78, 1007240), (80, 982059), (104, 755430), (120, 654706), (130, 604344), (149, 527280), (156, 503620), (169, 464880), (195, 402896), (208, 377715), (240, 327353), (260, 302172), (298, 263640), (312, 251810), (338, 232440), (390, 201448), (447, 175760), (507, 154960), (520, 151086), (596, 131820), (624, 125905), (676, 116220), (745, 105456), (780, 100724), (845, 92976), (894, 87880), (1014, 77480), (1040, 75543), (1192, 65910), (1352, 58110), (1490, 52728), (1560, 50362), (1690, 46488), (1788, 43940), (1937, 40560), (2028, 38740), (2197, 35760), (2235, 35152), (2384, 32955), (2535, 30992), (2704, 29055), (2980, 26364), (3120, 25181), (3380, 23244), (3576, 21970), (3874, 20280), (4056, 19370), (4394, 17880), (4470, 17576), (5070, 15496), (5811, 13520), (5960, 13182), (6591, 11920), (6760, 11622), (7152, 10985), (7748, 10140), (8112, 9685), (8788, 8940)]