20438297280

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{929}}^1\times {\mathrm{7639}}^1$

素因数の和:8591

約数の個数: 168

約数和(自身を含む): 70384111200

約数和(自身を除く): 49945813920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 929, 960, 1440, 1858, 2787, 2880, 3716, 4645, 5574, 7432, 7639, 8361, 9290, 11148, 13935, 14864, 15278, 16722, 18580, 22296, 22917, 27870, 29728, 30556, 33444, 37160, 38195, 41805, 44592, 45834, 55740, 59456, 61112, 66888, 68751, 74320, 76390, 83610, 89184, 91668, 111480, 114585, 122224, 133776, 137502, 148640, 152780, 167220, 178368, 183336, 222960, 229170, 244448, 267552, 275004, 297280, 305560, 334440, 343755, 366672, 445920, 458340, 488896, 535104, 550008, 611120, 668880, 687510, 733344, 891840, 916680, 1100016, 1222240, 1337760, 1375020, 1466688, 1833360, 2200032, 2444480, 2675520, 2750040, 3666720, 4400064, 5500080, 7096631, 7333440, 11000160, 14193262, 21289893, 22000320, 28386524, 35483155, 42579786, 56773048, 63869679, 70966310, 85159572, 106449465, 113546096, 127739358, 141932620, 170319144, 212898930, 227092192, 255478716, 283865240, 319348395, 340638288, 425797860, 454184384, 510957432, 567730480, 638696790, 681276576, 851595720, 1021914864, 1135460960, 1277393580, 1362553152, 1703191440, 2043829728, 2270921920, 2554787160, 3406382880, 4087659456, 5109574320, 6812765760, 10219148640, 20438297280]

約数ペア:

[(1, 20438297280), (2, 10219148640), (3, 6812765760), (4, 5109574320), (5, 4087659456), (6, 3406382880), (8, 2554787160), (9, 2270921920), (10, 2043829728), (12, 1703191440), (15, 1362553152), (16, 1277393580), (18, 1135460960), (20, 1021914864), (24, 851595720), (30, 681276576), (32, 638696790), (36, 567730480), (40, 510957432), (45, 454184384), (48, 425797860), (60, 340638288), (64, 319348395), (72, 283865240), (80, 255478716), (90, 227092192), (96, 212898930), (120, 170319144), (144, 141932620), (160, 127739358), (180, 113546096), (192, 106449465), (240, 85159572), (288, 70966310), (320, 63869679), (360, 56773048), (480, 42579786), (576, 35483155), (720, 28386524), (929, 22000320), (960, 21289893), (1440, 14193262), (1858, 11000160), (2787, 7333440), (2880, 7096631), (3716, 5500080), (4645, 4400064), (5574, 3666720), (7432, 2750040), (7639, 2675520), (8361, 2444480), (9290, 2200032), (11148, 1833360), (13935, 1466688), (14864, 1375020), (15278, 1337760), (16722, 1222240), (18580, 1100016), (22296, 916680), (22917, 891840), (27870, 733344), (29728, 687510), (30556, 668880), (33444, 611120), (37160, 550008), (38195, 535104), (41805, 488896), (44592, 458340), (45834, 445920), (55740, 366672), (59456, 343755), (61112, 334440), (66888, 305560), (68751, 297280), (74320, 275004), (76390, 267552), (83610, 244448), (89184, 229170), (91668, 222960), (111480, 183336), (114585, 178368), (122224, 167220), (133776, 152780), (137502, 148640)]