311001120

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:470

約数の個数: 288

約数和(自身を含む): 1161276480

約数和(自身を除く): 850275360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 240, 243, 270, 285, 288, 304, 324, 342, 360, 380, 405, 421, 432, 456, 480, 486, 513, 540, 570, 608, 648, 684, 720, 760, 810, 842, 855, 864, 912, 972, 1026, 1080, 1140, 1215, 1263, 1296, 1368, 1440, 1520, 1539, 1620, 1684, 1710, 1824, 1944, 2052, 2105, 2160, 2280, 2430, 2526, 2565, 2592, 2736, 3040, 3078, 3240, 3368, 3420, 3789, 3888, 4104, 4210, 4320, 4560, 4617, 4860, 5052, 5130, 5472, 6156, 6315, 6480, 6736, 6840, 7578, 7695, 7776, 7999, 8208, 8420, 9120, 9234, 9720, 10104, 10260, 11367, 12312, 12630, 12960, 13472, 13680, 15156, 15390, 15998, 16416, 16840, 18468, 18945, 19440, 20208, 20520, 22734, 23085, 23997, 24624, 25260, 27360, 30312, 30780, 31996, 33680, 34101, 36936, 37890, 38880, 39995, 40416, 41040, 45468, 46170, 47994, 49248, 50520, 56835, 60624, 61560, 63992, 67360, 68202, 71991, 73872, 75780, 79990, 82080, 90936, 92340, 95988, 101040, 102303, 113670, 119985, 121248, 123120, 127984, 136404, 143982, 147744, 151560, 159980, 170505, 181872, 184680, 191976, 202080, 204606, 215973, 227340, 239970, 246240, 255968, 272808, 287964, 303120, 319960, 341010, 359955, 363744, 369360, 383952, 409212, 431946, 454680, 479940, 511515, 545616, 575928, 606240, 639920, 647919, 682020, 719910, 738720, 767904, 818424, 863892, 909360, 959880, 1023030, 1079865, 1091232, 1151856, 1279840, 1295838, 1364040, 1439820, 1636848, 1727784, 1818720, 1919760, 1943757, 2046060, 2159730, 2303712, 2591676, 2728080, 2879640, 3239595, 3273696, 3455568, 3839520, 3887514, 4092120, 4319460, 5183352, 5456160, 5759280, 6479190, 6911136, 7775028, 8184240, 8638920, 9718785, 10366704, 11518560, 12958380, 15550056, 16368480, 17277840, 19437570, 20733408, 25916760, 31100112, 34555680, 38875140, 51833520, 62200224, 77750280, 103667040, 155500560, 311001120]

約数ペア:

[(1, 311001120), (2, 155500560), (3, 103667040), (4, 77750280), (5, 62200224), (6, 51833520), (8, 38875140), (9, 34555680), (10, 31100112), (12, 25916760), (15, 20733408), (16, 19437570), (18, 17277840), (19, 16368480), (20, 15550056), (24, 12958380), (27, 11518560), (30, 10366704), (32, 9718785), (36, 8638920), (38, 8184240), (40, 7775028), (45, 6911136), (48, 6479190), (54, 5759280), (57, 5456160), (60, 5183352), (72, 4319460), (76, 4092120), (80, 3887514), (81, 3839520), (90, 3455568), (95, 3273696), (96, 3239595), (108, 2879640), (114, 2728080), (120, 2591676), (135, 2303712), (144, 2159730), (152, 2046060), (160, 1943757), (162, 1919760), (171, 1818720), (180, 1727784), (190, 1636848), (216, 1439820), (228, 1364040), (240, 1295838), (243, 1279840), (270, 1151856), (285, 1091232), (288, 1079865), (304, 1023030), (324, 959880), (342, 909360), (360, 863892), (380, 818424), (405, 767904), (421, 738720), (432, 719910), (456, 682020), (480, 647919), (486, 639920), (513, 606240), (540, 575928), (570, 545616), (608, 511515), (648, 479940), (684, 454680), (720, 431946), (760, 409212), (810, 383952), (842, 369360), (855, 363744), (864, 359955), (912, 341010), (972, 319960), (1026, 303120), (1080, 287964), (1140, 272808), (1215, 255968), (1263, 246240), (1296, 239970), (1368, 227340), (1440, 215973), (1520, 204606), (1539, 202080), (1620, 191976), (1684, 184680), (1710, 181872), (1824, 170505), (1944, 159980), (2052, 151560), (2105, 147744), (2160, 143982), (2280, 136404), (2430, 127984), (2526, 123120), (2565, 121248), (2592, 119985), (2736, 113670), (3040, 102303), (3078, 101040), (3240, 95988), (3368, 92340), (3420, 90936), (3789, 82080), (3888, 79990), (4104, 75780), (4210, 73872), (4320, 71991), (4560, 68202), (4617, 67360), (4860, 63992), (5052, 61560), (5130, 60624), (5472, 56835), (6156, 50520), (6315, 49248), (6480, 47994), (6736, 46170), (6840, 45468), (7578, 41040), (7695, 40416), (7776, 39995), (7999, 38880), (8208, 37890), (8420, 36936), (9120, 34101), (9234, 33680), (9720, 31996), (10104, 30780), (10260, 30312), (11367, 27360), (12312, 25260), (12630, 24624), (12960, 23997), (13472, 23085), (13680, 22734), (15156, 20520), (15390, 20208), (15998, 19440), (16416, 18945), (16840, 18468)]