31772520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:137

約数の個数: 256

約数和(自身を含む): 119347200

約数和(自身を除く): 87574680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 31, 36, 39, 40, 45, 52, 54, 60, 62, 65, 72, 73, 78, 90, 93, 104, 108, 117, 120, 124, 130, 135, 146, 155, 156, 180, 186, 195, 216, 219, 234, 248, 260, 270, 279, 292, 310, 312, 351, 360, 365, 372, 390, 403, 438, 465, 468, 520, 540, 558, 584, 585, 620, 657, 702, 730, 744, 780, 806, 837, 876, 930, 936, 949, 1080, 1095, 1116, 1170, 1209, 1240, 1314, 1395, 1404, 1460, 1560, 1612, 1674, 1752, 1755, 1860, 1898, 1971, 2015, 2190, 2232, 2263, 2340, 2418, 2628, 2790, 2808, 2847, 2920, 3224, 3285, 3348, 3510, 3627, 3720, 3796, 3942, 4030, 4185, 4380, 4526, 4680, 4745, 4836, 5256, 5580, 5694, 6045, 6570, 6696, 6789, 7020, 7254, 7592, 7884, 8060, 8370, 8541, 8760, 9052, 9490, 9672, 9855, 10881, 11160, 11315, 11388, 12090, 13140, 13578, 14040, 14235, 14508, 15768, 16120, 16740, 17082, 18104, 18135, 18980, 19710, 20367, 21762, 22630, 22776, 24180, 25623, 26280, 27156, 28470, 29016, 29419, 33480, 33945, 34164, 36270, 37960, 39420, 40734, 42705, 43524, 45260, 48360, 51246, 54312, 54405, 56940, 58838, 61101, 67890, 68328, 72540, 78840, 81468, 85410, 87048, 88257, 90520, 101835, 102492, 108810, 113880, 117676, 122202, 128115, 135780, 145080, 147095, 162936, 170820, 176514, 203670, 204984, 217620, 235352, 244404, 256230, 264771, 271560, 294190, 305505, 341640, 353028, 407340, 435240, 441285, 488808, 512460, 529542, 588380, 611010, 706056, 794313, 814680, 882570, 1024920, 1059084, 1176760, 1222020, 1323855, 1588626, 1765140, 2118168, 2444040, 2647710, 3177252, 3530280, 3971565, 5295420, 6354504, 7943130, 10590840, 15886260, 31772520]

約数ペア:

[(1, 31772520), (2, 15886260), (3, 10590840), (4, 7943130), (5, 6354504), (6, 5295420), (8, 3971565), (9, 3530280), (10, 3177252), (12, 2647710), (13, 2444040), (15, 2118168), (18, 1765140), (20, 1588626), (24, 1323855), (26, 1222020), (27, 1176760), (30, 1059084), (31, 1024920), (36, 882570), (39, 814680), (40, 794313), (45, 706056), (52, 611010), (54, 588380), (60, 529542), (62, 512460), (65, 488808), (72, 441285), (73, 435240), (78, 407340), (90, 353028), (93, 341640), (104, 305505), (108, 294190), (117, 271560), (120, 264771), (124, 256230), (130, 244404), (135, 235352), (146, 217620), (155, 204984), (156, 203670), (180, 176514), (186, 170820), (195, 162936), (216, 147095), (219, 145080), (234, 135780), (248, 128115), (260, 122202), (270, 117676), (279, 113880), (292, 108810), (310, 102492), (312, 101835), (351, 90520), (360, 88257), (365, 87048), (372, 85410), (390, 81468), (403, 78840), (438, 72540), (465, 68328), (468, 67890), (520, 61101), (540, 58838), (558, 56940), (584, 54405), (585, 54312), (620, 51246), (657, 48360), (702, 45260), (730, 43524), (744, 42705), (780, 40734), (806, 39420), (837, 37960), (876, 36270), (930, 34164), (936, 33945), (949, 33480), (1080, 29419), (1095, 29016), (1116, 28470), (1170, 27156), (1209, 26280), (1240, 25623), (1314, 24180), (1395, 22776), (1404, 22630), (1460, 21762), (1560, 20367), (1612, 19710), (1674, 18980), (1752, 18135), (1755, 18104), (1860, 17082), (1898, 16740), (1971, 16120), (2015, 15768), (2190, 14508), (2232, 14235), (2263, 14040), (2340, 13578), (2418, 13140), (2628, 12090), (2790, 11388), (2808, 11315), (2847, 11160), (2920, 10881), (3224, 9855), (3285, 9672), (3348, 9490), (3510, 9052), (3627, 8760), (3720, 8541), (3796, 8370), (3942, 8060), (4030, 7884), (4185, 7592), (4380, 7254), (4526, 7020), (4680, 6789), (4745, 6696), (4836, 6570), (5256, 6045), (5580, 5694)]