21401925480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{20507}}^1$

素因数の和:20760

約数の個数: 192

約数和(自身を含む): 75246312960

約数和(自身を除く): 53844387480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 223, 234, 260, 312, 360, 390, 446, 468, 520, 585, 669, 780, 892, 936, 1115, 1170, 1338, 1560, 1784, 2007, 2230, 2340, 2676, 2899, 3345, 4014, 4460, 4680, 5352, 5798, 6690, 8028, 8697, 8920, 10035, 11596, 13380, 14495, 16056, 17394, 20070, 20507, 23192, 26091, 26760, 28990, 34788, 40140, 41014, 43485, 52182, 57980, 61521, 69576, 80280, 82028, 86970, 102535, 104364, 115960, 123042, 130455, 164056, 173940, 184563, 205070, 208728, 246084, 260910, 266591, 307605, 347880, 369126, 410140, 492168, 521820, 533182, 615210, 738252, 799773, 820280, 922815, 1043640, 1066364, 1230420, 1332955, 1476504, 1599546, 1845630, 2132728, 2399319, 2460840, 2665910, 3199092, 3691260, 3998865, 4573061, 4798638, 5331820, 6398184, 7382520, 7997730, 9146122, 9597276, 10663640, 11996595, 13719183, 15995460, 18292244, 19194552, 22865305, 23993190, 27438366, 31990920, 36584488, 41157549, 45730610, 47986380, 54876732, 59449793, 68595915, 82315098, 91461220, 95972760, 109753464, 118899586, 137191830, 164630196, 178349379, 182922440, 205787745, 237799172, 274383660, 297248965, 329260392, 356698758, 411575490, 475598344, 535048137, 548767320, 594497930, 713397516, 823150980, 891746895, 1070096274, 1188995860, 1426795032, 1646301960, 1783493790, 2140192548, 2377991720, 2675240685, 3566987580, 4280385096, 5350481370, 7133975160, 10700962740, 21401925480]

約数ペア:

[(1, 21401925480), (2, 10700962740), (3, 7133975160), (4, 5350481370), (5, 4280385096), (6, 3566987580), (8, 2675240685), (9, 2377991720), (10, 2140192548), (12, 1783493790), (13, 1646301960), (15, 1426795032), (18, 1188995860), (20, 1070096274), (24, 891746895), (26, 823150980), (30, 713397516), (36, 594497930), (39, 548767320), (40, 535048137), (45, 475598344), (52, 411575490), (60, 356698758), (65, 329260392), (72, 297248965), (78, 274383660), (90, 237799172), (104, 205787745), (117, 182922440), (120, 178349379), (130, 164630196), (156, 137191830), (180, 118899586), (195, 109753464), (223, 95972760), (234, 91461220), (260, 82315098), (312, 68595915), (360, 59449793), (390, 54876732), (446, 47986380), (468, 45730610), (520, 41157549), (585, 36584488), (669, 31990920), (780, 27438366), (892, 23993190), (936, 22865305), (1115, 19194552), (1170, 18292244), (1338, 15995460), (1560, 13719183), (1784, 11996595), (2007, 10663640), (2230, 9597276), (2340, 9146122), (2676, 7997730), (2899, 7382520), (3345, 6398184), (4014, 5331820), (4460, 4798638), (4680, 4573061), (5352, 3998865), (5798, 3691260), (6690, 3199092), (8028, 2665910), (8697, 2460840), (8920, 2399319), (10035, 2132728), (11596, 1845630), (13380, 1599546), (14495, 1476504), (16056, 1332955), (17394, 1230420), (20070, 1066364), (20507, 1043640), (23192, 922815), (26091, 820280), (26760, 799773), (28990, 738252), (34788, 615210), (40140, 533182), (41014, 521820), (43485, 492168), (52182, 410140), (57980, 369126), (61521, 347880), (69576, 307605), (80280, 266591), (82028, 260910), (86970, 246084), (102535, 208728), (104364, 205070), (115960, 184563), (123042, 173940), (130455, 164056)]