21719103680

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{373}}^1$

素因数の和:627

約数の個数: 224

約数和(自身を含む): 55834848960

約数和(自身を除く): 34115745280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 61, 64, 76, 80, 95, 122, 152, 157, 160, 190, 244, 304, 305, 314, 320, 373, 380, 488, 608, 610, 628, 746, 760, 785, 976, 1159, 1216, 1220, 1256, 1492, 1520, 1570, 1865, 1952, 2318, 2440, 2512, 2983, 2984, 3040, 3140, 3730, 3904, 4636, 4880, 5024, 5795, 5966, 5968, 6080, 6280, 7087, 7460, 9272, 9577, 9760, 10048, 11590, 11932, 11936, 12560, 14174, 14915, 14920, 18544, 19154, 19520, 22753, 23180, 23864, 23872, 25120, 28348, 29830, 29840, 35435, 37088, 38308, 45506, 46360, 47728, 47885, 50240, 56696, 58561, 59660, 59680, 70870, 74176, 76616, 91012, 92720, 95456, 95770, 113392, 113765, 117122, 119320, 119360, 141740, 153232, 181963, 182024, 185440, 190912, 191540, 226784, 227530, 234244, 238640, 283480, 292805, 306464, 363926, 364048, 370880, 383080, 432307, 453568, 455060, 468488, 477280, 566960, 585610, 612928, 727852, 728096, 766160, 864614, 909815, 910120, 936976, 954560, 1112659, 1133920, 1171220, 1455704, 1456192, 1532320, 1729228, 1819630, 1820240, 1873952, 2161535, 2225318, 2267840, 2342440, 2911408, 3064640, 3458456, 3572221, 3639260, 3640480, 3747904, 4323070, 4450636, 4684880, 5563295, 5822816, 6916912, 7144442, 7278520, 7280960, 8646140, 8901272, 9369760, 11126590, 11645632, 13833824, 14288884, 14557040, 17292280, 17802544, 17861105, 18739520, 22253180, 27667648, 28577768, 29114080, 34584560, 35605088, 35722210, 44506360, 57155536, 58228160, 67872199, 69169120, 71210176, 71444420, 89012720, 114311072, 135744398, 138338240, 142888840, 178025440, 228622144, 271488796, 285777680, 339360995, 356050880, 542977592, 571555360, 678721990, 1085955184, 1143110720, 1357443980, 2171910368, 2714887960, 4343820736, 5429775920, 10859551840, 21719103680]

約数ペア:

[(1, 21719103680), (2, 10859551840), (4, 5429775920), (5, 4343820736), (8, 2714887960), (10, 2171910368), (16, 1357443980), (19, 1143110720), (20, 1085955184), (32, 678721990), (38, 571555360), (40, 542977592), (61, 356050880), (64, 339360995), (76, 285777680), (80, 271488796), (95, 228622144), (122, 178025440), (152, 142888840), (157, 138338240), (160, 135744398), (190, 114311072), (244, 89012720), (304, 71444420), (305, 71210176), (314, 69169120), (320, 67872199), (373, 58228160), (380, 57155536), (488, 44506360), (608, 35722210), (610, 35605088), (628, 34584560), (746, 29114080), (760, 28577768), (785, 27667648), (976, 22253180), (1159, 18739520), (1216, 17861105), (1220, 17802544), (1256, 17292280), (1492, 14557040), (1520, 14288884), (1570, 13833824), (1865, 11645632), (1952, 11126590), (2318, 9369760), (2440, 8901272), (2512, 8646140), (2983, 7280960), (2984, 7278520), (3040, 7144442), (3140, 6916912), (3730, 5822816), (3904, 5563295), (4636, 4684880), (4880, 4450636), (5024, 4323070), (5795, 3747904), (5966, 3640480), (5968, 3639260), (6080, 3572221), (6280, 3458456), (7087, 3064640), (7460, 2911408), (9272, 2342440), (9577, 2267840), (9760, 2225318), (10048, 2161535), (11590, 1873952), (11932, 1820240), (11936, 1819630), (12560, 1729228), (14174, 1532320), (14915, 1456192), (14920, 1455704), (18544, 1171220), (19154, 1133920), (19520, 1112659), (22753, 954560), (23180, 936976), (23864, 910120), (23872, 909815), (25120, 864614), (28348, 766160), (29830, 728096), (29840, 727852), (35435, 612928), (37088, 585610), (38308, 566960), (45506, 477280), (46360, 468488), (47728, 455060), (47885, 453568), (50240, 432307), (56696, 383080), (58561, 370880), (59660, 364048), (59680, 363926), (70870, 306464), (74176, 292805), (76616, 283480), (91012, 238640), (92720, 234244), (95456, 227530), (95770, 226784), (113392, 191540), (113765, 190912), (117122, 185440), (119320, 182024), (119360, 181963), (141740, 153232)]