172647720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{557}}^1$

素因数の和:625

約数の個数: 256

約数和(自身を含む): 674956800

約数和(自身を除く): 502309080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 41, 42, 45, 54, 56, 60, 63, 70, 72, 82, 84, 90, 105, 108, 120, 123, 126, 135, 140, 164, 168, 180, 189, 205, 210, 216, 246, 252, 270, 280, 287, 315, 328, 360, 369, 378, 410, 420, 492, 504, 540, 557, 574, 615, 630, 738, 756, 820, 840, 861, 945, 984, 1080, 1107, 1114, 1148, 1230, 1260, 1435, 1476, 1512, 1640, 1671, 1722, 1845, 1890, 2214, 2228, 2296, 2460, 2520, 2583, 2785, 2870, 2952, 3342, 3444, 3690, 3780, 3899, 4305, 4428, 4456, 4920, 5013, 5166, 5535, 5570, 5740, 6684, 6888, 7380, 7560, 7749, 7798, 8355, 8610, 8856, 10026, 10332, 11070, 11140, 11480, 11697, 12915, 13368, 14760, 15039, 15498, 15596, 16710, 17220, 19495, 20052, 20664, 22140, 22280, 22837, 23394, 25065, 25830, 30078, 30996, 31192, 33420, 34440, 35091, 38745, 38990, 40104, 44280, 45674, 46788, 50130, 51660, 58485, 60156, 61992, 66840, 68511, 70182, 75195, 77490, 77980, 91348, 93576, 100260, 103320, 105273, 114185, 116970, 120312, 137022, 140364, 150390, 154980, 155960, 159859, 175455, 182696, 200520, 205533, 210546, 228370, 233940, 274044, 280728, 300780, 309960, 319718, 342555, 350910, 411066, 421092, 456740, 467880, 479577, 526365, 548088, 601560, 616599, 639436, 685110, 701820, 799295, 822132, 842184, 913480, 959154, 1027665, 1052730, 1233198, 1278872, 1370220, 1403640, 1438731, 1598590, 1644264, 1918308, 2055330, 2105460, 2397885, 2466396, 2740440, 2877462, 3082995, 3197180, 3836616, 4110660, 4210920, 4316193, 4795770, 4932792, 5754924, 6165990, 6394360, 7193655, 8221320, 8632386, 9591540, 11509848, 12331980, 14387310, 17264772, 19183080, 21580965, 24663960, 28774620, 34529544, 43161930, 57549240, 86323860, 172647720]

約数ペア:

[(1, 172647720), (2, 86323860), (3, 57549240), (4, 43161930), (5, 34529544), (6, 28774620), (7, 24663960), (8, 21580965), (9, 19183080), (10, 17264772), (12, 14387310), (14, 12331980), (15, 11509848), (18, 9591540), (20, 8632386), (21, 8221320), (24, 7193655), (27, 6394360), (28, 6165990), (30, 5754924), (35, 4932792), (36, 4795770), (40, 4316193), (41, 4210920), (42, 4110660), (45, 3836616), (54, 3197180), (56, 3082995), (60, 2877462), (63, 2740440), (70, 2466396), (72, 2397885), (82, 2105460), (84, 2055330), (90, 1918308), (105, 1644264), (108, 1598590), (120, 1438731), (123, 1403640), (126, 1370220), (135, 1278872), (140, 1233198), (164, 1052730), (168, 1027665), (180, 959154), (189, 913480), (205, 842184), (210, 822132), (216, 799295), (246, 701820), (252, 685110), (270, 639436), (280, 616599), (287, 601560), (315, 548088), (328, 526365), (360, 479577), (369, 467880), (378, 456740), (410, 421092), (420, 411066), (492, 350910), (504, 342555), (540, 319718), (557, 309960), (574, 300780), (615, 280728), (630, 274044), (738, 233940), (756, 228370), (820, 210546), (840, 205533), (861, 200520), (945, 182696), (984, 175455), (1080, 159859), (1107, 155960), (1114, 154980), (1148, 150390), (1230, 140364), (1260, 137022), (1435, 120312), (1476, 116970), (1512, 114185), (1640, 105273), (1671, 103320), (1722, 100260), (1845, 93576), (1890, 91348), (2214, 77980), (2228, 77490), (2296, 75195), (2460, 70182), (2520, 68511), (2583, 66840), (2785, 61992), (2870, 60156), (2952, 58485), (3342, 51660), (3444, 50130), (3690, 46788), (3780, 45674), (3899, 44280), (4305, 40104), (4428, 38990), (4456, 38745), (4920, 35091), (5013, 34440), (5166, 33420), (5535, 31192), (5570, 30996), (5740, 30078), (6684, 25830), (6888, 25065), (7380, 23394), (7560, 22837), (7749, 22280), (7798, 22140), (8355, 20664), (8610, 20052), (8856, 19495), (10026, 17220), (10332, 16710), (11070, 15596), (11140, 15498), (11480, 15039), (11697, 14760), (12915, 13368)]