1615171920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:274

約数の個数: 240

約数和(自身を含む): 5319302400

約数和(自身を除く): 3704130480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 47, 48, 60, 62, 80, 93, 94, 120, 124, 141, 149, 155, 186, 188, 235, 240, 248, 282, 298, 310, 372, 376, 447, 465, 470, 496, 564, 596, 620, 705, 744, 745, 752, 894, 930, 940, 961, 1128, 1192, 1240, 1410, 1457, 1488, 1490, 1788, 1860, 1880, 1922, 2235, 2256, 2384, 2480, 2820, 2883, 2914, 2980, 3576, 3720, 3760, 3844, 4371, 4470, 4619, 4805, 5640, 5766, 5828, 5960, 7003, 7152, 7285, 7440, 7688, 8742, 8940, 9238, 9610, 11280, 11532, 11656, 11920, 13857, 14006, 14415, 14570, 15376, 17484, 17880, 18476, 19220, 21009, 21855, 23064, 23095, 23312, 27714, 28012, 28830, 29140, 34968, 35015, 35760, 36952, 38440, 42018, 43710, 45167, 46128, 46190, 55428, 56024, 57660, 58280, 69285, 69936, 70030, 73904, 76880, 84036, 87420, 90334, 92380, 105045, 110856, 112048, 115320, 116560, 135501, 138570, 140060, 143189, 168072, 174840, 180668, 184760, 210090, 217093, 221712, 225835, 230640, 271002, 277140, 280120, 286378, 336144, 349680, 361336, 369520, 420180, 429567, 434186, 451670, 542004, 554280, 560240, 572756, 651279, 677505, 715945, 722672, 840360, 859134, 868372, 903340, 1084008, 1085465, 1108560, 1145512, 1302558, 1355010, 1431890, 1680720, 1718268, 1736744, 1806680, 2147835, 2168016, 2170930, 2291024, 2605116, 2710020, 2863780, 3256395, 3436536, 3473488, 3613360, 4295670, 4341860, 5210232, 5420040, 5727560, 6512790, 6729883, 6873072, 8591340, 8683720, 10420464, 10840080, 11455120, 13025580, 13459766, 17182680, 17367440, 20189649, 26051160, 26919532, 33649415, 34365360, 40379298, 52102320, 53839064, 67298830, 80758596, 100948245, 107678128, 134597660, 161517192, 201896490, 269195320, 323034384, 403792980, 538390640, 807585960, 1615171920]

約数ペア:

[(1, 1615171920), (2, 807585960), (3, 538390640), (4, 403792980), (5, 323034384), (6, 269195320), (8, 201896490), (10, 161517192), (12, 134597660), (15, 107678128), (16, 100948245), (20, 80758596), (24, 67298830), (30, 53839064), (31, 52102320), (40, 40379298), (47, 34365360), (48, 33649415), (60, 26919532), (62, 26051160), (80, 20189649), (93, 17367440), (94, 17182680), (120, 13459766), (124, 13025580), (141, 11455120), (149, 10840080), (155, 10420464), (186, 8683720), (188, 8591340), (235, 6873072), (240, 6729883), (248, 6512790), (282, 5727560), (298, 5420040), (310, 5210232), (372, 4341860), (376, 4295670), (447, 3613360), (465, 3473488), (470, 3436536), (496, 3256395), (564, 2863780), (596, 2710020), (620, 2605116), (705, 2291024), (744, 2170930), (745, 2168016), (752, 2147835), (894, 1806680), (930, 1736744), (940, 1718268), (961, 1680720), (1128, 1431890), (1192, 1355010), (1240, 1302558), (1410, 1145512), (1457, 1108560), (1488, 1085465), (1490, 1084008), (1788, 903340), (1860, 868372), (1880, 859134), (1922, 840360), (2235, 722672), (2256, 715945), (2384, 677505), (2480, 651279), (2820, 572756), (2883, 560240), (2914, 554280), (2980, 542004), (3576, 451670), (3720, 434186), (3760, 429567), (3844, 420180), (4371, 369520), (4470, 361336), (4619, 349680), (4805, 336144), (5640, 286378), (5766, 280120), (5828, 277140), (5960, 271002), (7003, 230640), (7152, 225835), (7285, 221712), (7440, 217093), (7688, 210090), (8742, 184760), (8940, 180668), (9238, 174840), (9610, 168072), (11280, 143189), (11532, 140060), (11656, 138570), (11920, 135501), (13857, 116560), (14006, 115320), (14415, 112048), (14570, 110856), (15376, 105045), (17484, 92380), (17880, 90334), (18476, 87420), (19220, 84036), (21009, 76880), (21855, 73904), (23064, 70030), (23095, 69936), (23312, 69285), (27714, 58280), (28012, 57660), (28830, 56024), (29140, 55428), (34968, 46190), (35015, 46128), (35760, 45167), (36952, 43710), (38440, 42018)]