639739819440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{120413}}^1$

素因数の和:120636

約数の個数: 240

約数和(自身を含む): 2208165418368

約数和(自身を除く): 1568425598928

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 120, 141, 144, 157, 180, 188, 235, 240, 282, 314, 360, 376, 423, 470, 471, 564, 628, 705, 720, 752, 785, 846, 940, 942, 1128, 1256, 1410, 1413, 1570, 1692, 1880, 1884, 2115, 2256, 2355, 2512, 2820, 2826, 3140, 3384, 3760, 3768, 4230, 4710, 5640, 5652, 6280, 6768, 7065, 7379, 7536, 8460, 9420, 11280, 11304, 12560, 14130, 14758, 16920, 18840, 22137, 22608, 28260, 29516, 33840, 36895, 37680, 44274, 56520, 59032, 66411, 73790, 88548, 110685, 113040, 118064, 120413, 132822, 147580, 177096, 221370, 240826, 265644, 295160, 332055, 354192, 361239, 442740, 481652, 531288, 590320, 602065, 664110, 722478, 885480, 963304, 1062576, 1083717, 1204130, 1328220, 1444956, 1770960, 1806195, 1926608, 2167434, 2408260, 2656440, 2889912, 3612390, 4334868, 4816520, 5312880, 5418585, 5659411, 5779824, 7224780, 8669736, 9633040, 10837170, 11318822, 14449560, 16978233, 17339472, 18904841, 21674340, 22637644, 28297055, 28899120, 33956466, 37809682, 43348680, 45275288, 50934699, 56594110, 56714523, 67912932, 75619364, 84891165, 86697360, 90550576, 94524205, 101869398, 113188220, 113429046, 135825864, 151238728, 169782330, 170143569, 189048410, 203738796, 226376440, 226858092, 254673495, 271651728, 283572615, 302477456, 339564660, 340287138, 378096820, 407477592, 452752880, 453716184, 509346990, 567145230, 679129320, 680574276, 756193640, 814955184, 850717845, 888527527, 907432368, 1018693980, 1134290460, 1358258640, 1361148552, 1512387280, 1701435690, 1777055054, 2037387960, 2268580920, 2665582581, 2722297104, 3402871380, 3554110108, 4074775920, 4442637635, 4537161840, 5331165162, 6805742760, 7108220216, 7996747743, 8885275270, 10662330324, 13327912905, 13611485520, 14216440432, 15993495486, 17770550540, 21324660648, 26655825810, 31986990972, 35541101080, 39983738715, 42649321296, 53311651620, 63973981944, 71082202160, 79967477430, 106623303240, 127947963888, 159934954860, 213246606480, 319869909720, 639739819440]

約数ペア:

[(1, 639739819440), (2, 319869909720), (3, 213246606480), (4, 159934954860), (5, 127947963888), (6, 106623303240), (8, 79967477430), (9, 71082202160), (10, 63973981944), (12, 53311651620), (15, 42649321296), (16, 39983738715), (18, 35541101080), (20, 31986990972), (24, 26655825810), (30, 21324660648), (36, 17770550540), (40, 15993495486), (45, 14216440432), (47, 13611485520), (48, 13327912905), (60, 10662330324), (72, 8885275270), (80, 7996747743), (90, 7108220216), (94, 6805742760), (120, 5331165162), (141, 4537161840), (144, 4442637635), (157, 4074775920), (180, 3554110108), (188, 3402871380), (235, 2722297104), (240, 2665582581), (282, 2268580920), (314, 2037387960), (360, 1777055054), (376, 1701435690), (423, 1512387280), (470, 1361148552), (471, 1358258640), (564, 1134290460), (628, 1018693980), (705, 907432368), (720, 888527527), (752, 850717845), (785, 814955184), (846, 756193640), (940, 680574276), (942, 679129320), (1128, 567145230), (1256, 509346990), (1410, 453716184), (1413, 452752880), (1570, 407477592), (1692, 378096820), (1880, 340287138), (1884, 339564660), (2115, 302477456), (2256, 283572615), (2355, 271651728), (2512, 254673495), (2820, 226858092), (2826, 226376440), (3140, 203738796), (3384, 189048410), (3760, 170143569), (3768, 169782330), (4230, 151238728), (4710, 135825864), (5640, 113429046), (5652, 113188220), (6280, 101869398), (6768, 94524205), (7065, 90550576), (7379, 86697360), (7536, 84891165), (8460, 75619364), (9420, 67912932), (11280, 56714523), (11304, 56594110), (12560, 50934699), (14130, 45275288), (14758, 43348680), (16920, 37809682), (18840, 33956466), (22137, 28899120), (22608, 28297055), (28260, 22637644), (29516, 21674340), (33840, 18904841), (36895, 17339472), (37680, 16978233), (44274, 14449560), (56520, 11318822), (59032, 10837170), (66411, 9633040), (73790, 8669736), (88548, 7224780), (110685, 5779824), (113040, 5659411), (118064, 5418585), (120413, 5312880), (132822, 4816520), (147580, 4334868), (177096, 3612390), (221370, 2889912), (240826, 2656440), (265644, 2408260), (295160, 2167434), (332055, 1926608), (354192, 1806195), (361239, 1770960), (442740, 1444956), (481652, 1328220), (531288, 1204130), (590320, 1083717), (602065, 1062576), (664110, 963304), (722478, 885480)]