255437520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 320

約数和(自身を含む): 933273600

約数和(自身を除く): 677836080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 31, 38, 39, 40, 48, 52, 57, 60, 62, 65, 76, 78, 80, 93, 95, 104, 114, 120, 124, 130, 139, 152, 155, 156, 186, 190, 195, 208, 228, 240, 247, 248, 260, 278, 285, 304, 310, 312, 372, 380, 390, 403, 417, 456, 465, 494, 496, 520, 556, 570, 589, 620, 624, 695, 741, 744, 760, 780, 806, 834, 912, 930, 988, 1040, 1112, 1140, 1178, 1209, 1235, 1240, 1390, 1482, 1488, 1520, 1560, 1612, 1668, 1767, 1807, 1860, 1976, 2015, 2085, 2224, 2280, 2356, 2418, 2470, 2480, 2641, 2780, 2945, 2964, 3120, 3224, 3336, 3534, 3614, 3705, 3720, 3952, 4030, 4170, 4309, 4560, 4712, 4836, 4940, 5282, 5421, 5560, 5890, 5928, 6045, 6448, 6672, 7068, 7228, 7410, 7440, 7657, 7923, 8060, 8340, 8618, 8835, 9035, 9424, 9672, 9880, 10564, 10842, 11120, 11780, 11856, 12090, 12927, 13205, 14136, 14456, 14820, 15314, 15846, 16120, 16680, 17236, 17670, 18070, 19344, 19760, 21128, 21545, 21684, 22971, 23560, 24180, 25854, 26410, 27105, 28272, 28912, 29640, 30628, 31692, 32240, 33360, 34333, 34472, 35340, 36140, 38285, 39615, 42256, 43090, 43368, 45942, 47120, 48360, 51708, 52820, 54210, 56017, 59280, 61256, 63384, 64635, 68666, 68944, 70680, 72280, 76570, 79230, 81871, 86180, 86736, 91884, 96720, 102999, 103416, 105640, 108420, 112034, 114855, 122512, 126768, 129270, 137332, 141360, 144560, 153140, 158460, 163742, 168051, 171665, 172360, 183768, 205998, 206832, 211280, 216840, 224068, 229710, 245613, 258540, 274664, 280085, 306280, 316920, 327484, 336102, 343330, 344720, 367536, 409355, 411996, 433680, 448136, 459420, 491226, 514995, 517080, 549328, 560170, 612560, 633840, 654968, 672204, 686660, 818710, 823992, 840255, 896272, 918840, 982452, 1029990, 1034160, 1064323, 1120340, 1228065, 1309936, 1344408, 1373320, 1637420, 1647984, 1680510, 1837680, 1964904, 2059980, 2128646, 2240680, 2456130, 2688816, 2746640, 3192969, 3274840, 3361020, 3929808, 4119960, 4257292, 4481360, 4912260, 5321615, 6385938, 6549680, 6722040, 8239920, 8514584, 9824520, 10643230, 12771876, 13444080, 15964845, 17029168, 19649040, 21286460, 25543752, 31929690, 42572920, 51087504, 63859380, 85145840, 127718760, 255437520]

約数ペア:

[(1, 255437520), (2, 127718760), (3, 85145840), (4, 63859380), (5, 51087504), (6, 42572920), (8, 31929690), (10, 25543752), (12, 21286460), (13, 19649040), (15, 17029168), (16, 15964845), (19, 13444080), (20, 12771876), (24, 10643230), (26, 9824520), (30, 8514584), (31, 8239920), (38, 6722040), (39, 6549680), (40, 6385938), (48, 5321615), (52, 4912260), (57, 4481360), (60, 4257292), (62, 4119960), (65, 3929808), (76, 3361020), (78, 3274840), (80, 3192969), (93, 2746640), (95, 2688816), (104, 2456130), (114, 2240680), (120, 2128646), (124, 2059980), (130, 1964904), (139, 1837680), (152, 1680510), (155, 1647984), (156, 1637420), (186, 1373320), (190, 1344408), (195, 1309936), (208, 1228065), (228, 1120340), (240, 1064323), (247, 1034160), (248, 1029990), (260, 982452), (278, 918840), (285, 896272), (304, 840255), (310, 823992), (312, 818710), (372, 686660), (380, 672204), (390, 654968), (403, 633840), (417, 612560), (456, 560170), (465, 549328), (494, 517080), (496, 514995), (520, 491226), (556, 459420), (570, 448136), (589, 433680), (620, 411996), (624, 409355), (695, 367536), (741, 344720), (744, 343330), (760, 336102), (780, 327484), (806, 316920), (834, 306280), (912, 280085), (930, 274664), (988, 258540), (1040, 245613), (1112, 229710), (1140, 224068), (1178, 216840), (1209, 211280), (1235, 206832), (1240, 205998), (1390, 183768), (1482, 172360), (1488, 171665), (1520, 168051), (1560, 163742), (1612, 158460), (1668, 153140), (1767, 144560), (1807, 141360), (1860, 137332), (1976, 129270), (2015, 126768), (2085, 122512), (2224, 114855), (2280, 112034), (2356, 108420), (2418, 105640), (2470, 103416), (2480, 102999), (2641, 96720), (2780, 91884), (2945, 86736), (2964, 86180), (3120, 81871), (3224, 79230), (3336, 76570), (3534, 72280), (3614, 70680), (3705, 68944), (3720, 68666), (3952, 64635), (4030, 63384), (4170, 61256), (4309, 59280), (4560, 56017), (4712, 54210), (4836, 52820), (4940, 51708), (5282, 48360), (5421, 47120), (5560, 45942), (5890, 43368), (5928, 43090), (6045, 42256), (6448, 39615), (6672, 38285), (7068, 36140), (7228, 35340), (7410, 34472), (7440, 34333), (7657, 33360), (7923, 32240), (8060, 31692), (8340, 30628), (8618, 29640), (8835, 28912), (9035, 28272), (9424, 27105), (9672, 26410), (9880, 25854), (10564, 24180), (10842, 23560), (11120, 22971), (11780, 21684), (11856, 21545), (12090, 21128), (12927, 19760), (13205, 19344), (14136, 18070), (14456, 17670), (14820, 17236), (15314, 16680), (15846, 16120)]