618018880960

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{754123}}^1$

素因数の和:754350

約数の個数: 112

約数和(自身を含む): 1592908976736

約数和(自身を除く): 974890095776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 197, 208, 260, 320, 394, 416, 520, 788, 832, 985, 1040, 1576, 1970, 2080, 2561, 3152, 3940, 4160, 5122, 6304, 7880, 10244, 12608, 12805, 15760, 20488, 25610, 31520, 40976, 51220, 63040, 81952, 102440, 163904, 204880, 409760, 754123, 819520, 1508246, 3016492, 3770615, 6032984, 7541230, 9803599, 12065968, 15082460, 19607198, 24131936, 30164920, 39214396, 48263872, 49017995, 60329840, 78428792, 98035990, 120659680, 148562231, 156857584, 196071980, 241319360, 297124462, 313715168, 392143960, 594248924, 627430336, 742811155, 784287920, 1188497848, 1485622310, 1568575840, 1931309003, 2376995696, 2971244620, 3137151680, 3862618006, 4753991392, 5942489240, 7725236012, 9507982784, 9656545015, 11884978480, 15450472024, 19313090030, 23769956960, 30900944048, 38626180060, 47539913920, 61801888096, 77252360120, 123603776192, 154504720240, 309009440480, 618018880960]

約数ペア:

[(1, 618018880960), (2, 309009440480), (4, 154504720240), (5, 123603776192), (8, 77252360120), (10, 61801888096), (13, 47539913920), (16, 38626180060), (20, 30900944048), (26, 23769956960), (32, 19313090030), (40, 15450472024), (52, 11884978480), (64, 9656545015), (65, 9507982784), (80, 7725236012), (104, 5942489240), (130, 4753991392), (160, 3862618006), (197, 3137151680), (208, 2971244620), (260, 2376995696), (320, 1931309003), (394, 1568575840), (416, 1485622310), (520, 1188497848), (788, 784287920), (832, 742811155), (985, 627430336), (1040, 594248924), (1576, 392143960), (1970, 313715168), (2080, 297124462), (2561, 241319360), (3152, 196071980), (3940, 156857584), (4160, 148562231), (5122, 120659680), (6304, 98035990), (7880, 78428792), (10244, 60329840), (12608, 49017995), (12805, 48263872), (15760, 39214396), (20488, 30164920), (25610, 24131936), (31520, 19607198), (40976, 15082460), (51220, 12065968), (63040, 9803599), (81952, 7541230), (102440, 6032984), (163904, 3770615), (204880, 3016492), (409760, 1508246), (754123, 819520)]