180920520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:285

約数の個数: 256

約数和(自身を含む): 668908800

約数和(自身を除く): 487988280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 97, 99, 108, 110, 120, 132, 135, 157, 165, 180, 194, 198, 216, 220, 264, 270, 291, 297, 314, 330, 360, 388, 396, 440, 471, 485, 495, 540, 582, 594, 628, 660, 776, 785, 792, 873, 942, 970, 990, 1067, 1080, 1164, 1188, 1256, 1320, 1413, 1455, 1485, 1570, 1727, 1746, 1884, 1940, 1980, 2134, 2328, 2355, 2376, 2619, 2826, 2910, 2970, 3140, 3201, 3454, 3492, 3768, 3880, 3960, 4239, 4268, 4365, 4710, 5181, 5238, 5335, 5652, 5820, 5940, 6280, 6402, 6908, 6984, 7065, 8478, 8536, 8635, 8730, 9420, 9603, 10362, 10476, 10670, 11304, 11640, 11880, 12804, 13095, 13816, 14130, 15229, 15543, 16005, 16956, 17270, 17460, 18840, 19206, 20724, 20952, 21195, 21340, 25608, 25905, 26190, 28260, 28809, 30458, 31086, 32010, 33912, 34540, 34920, 38412, 41448, 42390, 42680, 45687, 46629, 48015, 51810, 52380, 56520, 57618, 60916, 62172, 64020, 69080, 76145, 76824, 77715, 84780, 91374, 93258, 96030, 103620, 104760, 115236, 121832, 124344, 128040, 137061, 144045, 152290, 155430, 167519, 169560, 182748, 186516, 192060, 207240, 228435, 230472, 233145, 274122, 288090, 304580, 310860, 335038, 365496, 373032, 384120, 411183, 456870, 466290, 502557, 548244, 576180, 609160, 621720, 670076, 685305, 822366, 837595, 913740, 932580, 1005114, 1096488, 1152360, 1340152, 1370610, 1507671, 1644732, 1675190, 1827480, 1865160, 2010228, 2055915, 2512785, 2741220, 3015342, 3289464, 3350380, 4020456, 4111830, 4523013, 5025570, 5482440, 6030684, 6700760, 7538355, 8223660, 9046026, 10051140, 12061368, 15076710, 16447320, 18092052, 20102280, 22615065, 30153420, 36184104, 45230130, 60306840, 90460260, 180920520]

約数ペア:

[(1, 180920520), (2, 90460260), (3, 60306840), (4, 45230130), (5, 36184104), (6, 30153420), (8, 22615065), (9, 20102280), (10, 18092052), (11, 16447320), (12, 15076710), (15, 12061368), (18, 10051140), (20, 9046026), (22, 8223660), (24, 7538355), (27, 6700760), (30, 6030684), (33, 5482440), (36, 5025570), (40, 4523013), (44, 4111830), (45, 4020456), (54, 3350380), (55, 3289464), (60, 3015342), (66, 2741220), (72, 2512785), (88, 2055915), (90, 2010228), (97, 1865160), (99, 1827480), (108, 1675190), (110, 1644732), (120, 1507671), (132, 1370610), (135, 1340152), (157, 1152360), (165, 1096488), (180, 1005114), (194, 932580), (198, 913740), (216, 837595), (220, 822366), (264, 685305), (270, 670076), (291, 621720), (297, 609160), (314, 576180), (330, 548244), (360, 502557), (388, 466290), (396, 456870), (440, 411183), (471, 384120), (485, 373032), (495, 365496), (540, 335038), (582, 310860), (594, 304580), (628, 288090), (660, 274122), (776, 233145), (785, 230472), (792, 228435), (873, 207240), (942, 192060), (970, 186516), (990, 182748), (1067, 169560), (1080, 167519), (1164, 155430), (1188, 152290), (1256, 144045), (1320, 137061), (1413, 128040), (1455, 124344), (1485, 121832), (1570, 115236), (1727, 104760), (1746, 103620), (1884, 96030), (1940, 93258), (1980, 91374), (2134, 84780), (2328, 77715), (2355, 76824), (2376, 76145), (2619, 69080), (2826, 64020), (2910, 62172), (2970, 60916), (3140, 57618), (3201, 56520), (3454, 52380), (3492, 51810), (3768, 48015), (3880, 46629), (3960, 45687), (4239, 42680), (4268, 42390), (4365, 41448), (4710, 38412), (5181, 34920), (5238, 34540), (5335, 33912), (5652, 32010), (5820, 31086), (5940, 30458), (6280, 28809), (6402, 28260), (6908, 26190), (6984, 25905), (7065, 25608), (8478, 21340), (8536, 21195), (8635, 20952), (8730, 20724), (9420, 19206), (9603, 18840), (10362, 17460), (10476, 17270), (10670, 16956), (11304, 16005), (11640, 15543), (11880, 15229), (12804, 14130), (13095, 13816)]