21977152560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:159

約数の個数: 960

約数和(自身を含む): 91755555840

約数和(自身を除く): 69778403280

約数列:

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3186480, 3213034, 3258288, 3264580, 3302352, 3402036, 3439304, 3505128, 3517470, 3561360, 3591038, 3641616, 3780040, 3783945, 3869217, 3917496, 4036208, 4072860, 4127940, 4252545, 4299130, 4381410, 4536048, 4540734, 4552020, 4689960, 4779720, 4819551, 4896870, 5045260, 5158956, 5257692, 5342040, 5386557, 5430480, 5503920, 5549786, 5627952, 5670060, 5841880, 5876244, 6054312, 6069360, 6185520, 6426068, 6448695, 6529160, 6572115, 6804072, 6878608, 7010256, 7034940, 7182076, 7345305, 7560080, 7567890, 7738434, 7834992, 8032585, 8145720, 8255880, 8324679, 8505090, 8598260, 8762820, 8977595, 9081468, 9104040, 9379920, 9559440, 9639102, 9793740, 10090520, 10317912, 10515384, 10684080, 10773114, 11099572, 11340120, 11351835, 11683760, 11752488, 12108624, 12852136, 12897390, 13058320, 13144230, 13608144, 13874465, 14069880, 14364152, 14458653, 14690610, 15135780, 15476868, 16065170, 16159671, 16291440, 16511760, 16649358, 17010180, 17196520, 17525640, 17955190, 18162936, 18208080, 19278204, 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約数ペア:

[(1, 21977152560), (2, 10988576280), (3, 7325717520), (4, 5494288140), (5, 4395430512), (6, 3662858760), (8, 2747144070), (9, 2441905840), (10, 2197715256), (11, 1997922960), (12, 1831429380), (15, 1465143504), (16, 1373572035), (17, 1292773680), (18, 1220952920), (19, 1156692240), (20, 1098857628), (22, 998961480), (24, 915714690), (30, 732571752), (33, 665974320), (34, 646386840), (36, 610476460), (38, 578346120), (40, 549428814), (44, 499480740), (45, 488381168), (48, 457857345), (51, 430924560), (55, 399584592), (57, 385564080), (60, 366285876), (66, 332987160), (68, 323193420), (71, 309537360), (72, 305238230), (76, 289173060), (80, 274714407), (85, 258554736), (88, 249740370), (90, 244190584), (95, 231338448), (99, 221991440), (102, 215462280), (110, 199792296), (114, 192782040), (120, 183142938), (121, 181629360), (132, 166493580), (136, 161596710), (142, 154768680), (144, 152619115), (152, 144586530), (153, 143641520), (165, 133194864), (170, 129277368), (171, 128521360), (176, 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26288460), (852, 25794780), (855, 25704272), (880, 24974037), (912, 24097755), (935, 23504976), (968, 22703670), (969, 22680240), (990, 22199144), (1020, 21546228), (1045, 21030768), (1065, 20635824), (1089, 20181040), (1122, 19587480), (1136, 19346085), (1140, 19278204), (1207, 18208080), (1210, 18162936), (1224, 17955190), (1254, 17525640), (1278, 17196520), (1292, 17010180), (1320, 16649358), (1331, 16511760), (1349, 16291440), (1360, 16159671), (1368, 16065170), (1420, 15476868), (1452, 15135780), (1496, 14690610), (1520, 14458653), (1530, 14364152), (1562, 14069880), (1584, 13874465), (1615, 13608144), (1672, 13144230), (1683, 13058320), (1704, 12897390), (1710, 12852136), (1815, 12108624), (1870, 11752488), (1881, 11683760), (1936, 11351835), (1938, 11340120), (1980, 11099572), (2040, 10773114), (2057, 10684080), (2090, 10515384), (2130, 10317912), (2178, 10090520), (2244, 9793740), (2280, 9639102), (2299, 9559440), (2343, 9379920), (2414, 9104040), (2420, 9081468), (2448, 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(118712, 185130), (119493, 183920), (119790, 183464), (121410, 181016), (123420, 178068), (126445, 173808), (127908, 171820), (128865, 170544), (132770, 165528), (133551, 164560), (134640, 163229), (135762, 161880), (137456, 159885), (137598, 159720), (137940, 159324), (140580, 156332), (142120, 154638), (144840, 151734), (146047, 150480), (148104, 148390)]