255718320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7451}}^1$

素因数の和:7491

約数の個数: 160

約数和(自身を含む): 931440384

約数和(自身を除く): 675722064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 572, 624, 660, 715, 780, 858, 880, 1040, 1144, 1320, 1430, 1560, 1716, 2145, 2288, 2640, 2860, 3120, 3432, 4290, 5720, 6864, 7451, 8580, 11440, 14902, 17160, 22353, 29804, 34320, 37255, 44706, 59608, 74510, 81961, 89412, 96863, 111765, 119216, 149020, 163922, 178824, 193726, 223530, 245883, 290589, 298040, 327844, 357648, 387452, 409805, 447060, 484315, 491766, 581178, 596080, 655688, 774904, 819610, 894120, 968630, 983532, 1065493, 1162356, 1229415, 1311376, 1452945, 1549808, 1639220, 1788240, 1937260, 1967064, 2130986, 2324712, 2458830, 2905890, 3196479, 3278440, 3874520, 3934128, 4261972, 4649424, 4917660, 5327465, 5811780, 6392958, 6556880, 7749040, 8523944, 9835320, 10654930, 11623560, 12785916, 15982395, 17047888, 19670640, 21309860, 23247120, 25571832, 31964790, 42619720, 51143664, 63929580, 85239440, 127859160, 255718320]

約数ペア:

[(1, 255718320), (2, 127859160), (3, 85239440), (4, 63929580), (5, 51143664), (6, 42619720), (8, 31964790), (10, 25571832), (11, 23247120), (12, 21309860), (13, 19670640), (15, 17047888), (16, 15982395), (20, 12785916), (22, 11623560), (24, 10654930), (26, 9835320), (30, 8523944), (33, 7749040), (39, 6556880), (40, 6392958), (44, 5811780), (48, 5327465), (52, 4917660), (55, 4649424), (60, 4261972), (65, 3934128), (66, 3874520), (78, 3278440), (80, 3196479), (88, 2905890), (104, 2458830), (110, 2324712), (120, 2130986), (130, 1967064), (132, 1937260), (143, 1788240), (156, 1639220), (165, 1549808), (176, 1452945), (195, 1311376), (208, 1229415), (220, 1162356), (240, 1065493), (260, 983532), (264, 968630), (286, 894120), (312, 819610), (330, 774904), (390, 655688), (429, 596080), (440, 581178), (520, 491766), (528, 484315), (572, 447060), (624, 409805), (660, 387452), (715, 357648), (780, 327844), (858, 298040), (880, 290589), (1040, 245883), (1144, 223530), (1320, 193726), (1430, 178824), (1560, 163922), (1716, 149020), (2145, 119216), (2288, 111765), (2640, 96863), (2860, 89412), (3120, 81961), (3432, 74510), (4290, 59608), (5720, 44706), (6864, 37255), (7451, 34320), (8580, 29804), (11440, 22353), (14902, 17160)]