2981701920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{326941}}^1$

素因数の和:326978

約数の個数: 96

約数和(自身を含む): 9886726080

約数和(自身を除く): 6905024160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 380, 456, 480, 570, 608, 760, 912, 1140, 1520, 1824, 2280, 3040, 4560, 9120, 326941, 653882, 980823, 1307764, 1634705, 1961646, 2615528, 3269410, 3923292, 4904115, 5231056, 6211879, 6538820, 7846584, 9808230, 10462112, 12423758, 13077640, 15693168, 18635637, 19616460, 24847516, 26155280, 31059395, 31386336, 37271274, 39232920, 49695032, 52310560, 62118790, 74542548, 78465840, 93178185, 99390064, 124237580, 149085096, 156931680, 186356370, 198780128, 248475160, 298170192, 372712740, 496950320, 596340384, 745425480, 993900640, 1490850960, 2981701920]

約数ペア:

[(1, 2981701920), (2, 1490850960), (3, 993900640), (4, 745425480), (5, 596340384), (6, 496950320), (8, 372712740), (10, 298170192), (12, 248475160), (15, 198780128), (16, 186356370), (19, 156931680), (20, 149085096), (24, 124237580), (30, 99390064), (32, 93178185), (38, 78465840), (40, 74542548), (48, 62118790), (57, 52310560), (60, 49695032), (76, 39232920), (80, 37271274), (95, 31386336), (96, 31059395), (114, 26155280), (120, 24847516), (152, 19616460), (160, 18635637), (190, 15693168), (228, 13077640), (240, 12423758), (285, 10462112), (304, 9808230), (380, 7846584), (456, 6538820), (480, 6211879), (570, 5231056), (608, 4904115), (760, 3923292), (912, 3269410), (1140, 2615528), (1520, 1961646), (1824, 1634705), (2280, 1307764), (3040, 980823), (4560, 653882), (9120, 326941)]