90978840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:366

約数の個数: 192

約数和(自身を含む): 318988800

約数和(自身を除く): 228009960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 47, 57, 60, 72, 76, 90, 94, 95, 114, 120, 141, 152, 171, 180, 188, 190, 228, 235, 282, 283, 285, 342, 360, 376, 380, 423, 456, 470, 564, 566, 570, 684, 705, 760, 846, 849, 855, 893, 940, 1128, 1132, 1140, 1368, 1410, 1415, 1692, 1698, 1710, 1786, 1880, 2115, 2264, 2280, 2547, 2679, 2820, 2830, 3384, 3396, 3420, 3572, 4230, 4245, 4465, 5094, 5358, 5377, 5640, 5660, 6792, 6840, 7144, 8037, 8460, 8490, 8930, 10188, 10716, 10754, 11320, 12735, 13301, 13395, 16074, 16131, 16920, 16980, 17860, 20376, 21432, 21508, 25470, 26602, 26790, 26885, 32148, 32262, 33960, 35720, 39903, 40185, 43016, 48393, 50940, 53204, 53580, 53770, 64296, 64524, 66505, 79806, 80370, 80655, 96786, 101880, 106408, 107160, 107540, 119709, 129048, 133010, 159612, 160740, 161310, 193572, 199515, 215080, 239418, 241965, 252719, 266020, 319224, 321480, 322620, 387144, 399030, 478836, 483930, 505438, 532040, 598545, 645240, 758157, 798060, 957672, 967860, 1010876, 1197090, 1263595, 1516314, 1596120, 1935720, 2021752, 2274471, 2394180, 2527190, 3032628, 3790785, 4548942, 4788360, 5054380, 6065256, 7581570, 9097884, 10108760, 11372355, 15163140, 18195768, 22744710, 30326280, 45489420, 90978840]

約数ペア:

[(1, 90978840), (2, 45489420), (3, 30326280), (4, 22744710), (5, 18195768), (6, 15163140), (8, 11372355), (9, 10108760), (10, 9097884), (12, 7581570), (15, 6065256), (18, 5054380), (19, 4788360), (20, 4548942), (24, 3790785), (30, 3032628), (36, 2527190), (38, 2394180), (40, 2274471), (45, 2021752), (47, 1935720), (57, 1596120), (60, 1516314), (72, 1263595), (76, 1197090), (90, 1010876), (94, 967860), (95, 957672), (114, 798060), (120, 758157), (141, 645240), (152, 598545), (171, 532040), (180, 505438), (188, 483930), (190, 478836), (228, 399030), (235, 387144), (282, 322620), (283, 321480), (285, 319224), (342, 266020), (360, 252719), (376, 241965), (380, 239418), (423, 215080), (456, 199515), (470, 193572), (564, 161310), (566, 160740), (570, 159612), (684, 133010), (705, 129048), (760, 119709), (846, 107540), (849, 107160), (855, 106408), (893, 101880), (940, 96786), (1128, 80655), (1132, 80370), (1140, 79806), (1368, 66505), (1410, 64524), (1415, 64296), (1692, 53770), (1698, 53580), (1710, 53204), (1786, 50940), (1880, 48393), (2115, 43016), (2264, 40185), (2280, 39903), (2547, 35720), (2679, 33960), (2820, 32262), (2830, 32148), (3384, 26885), (3396, 26790), (3420, 26602), (3572, 25470), (4230, 21508), (4245, 21432), (4465, 20376), (5094, 17860), (5358, 16980), (5377, 16920), (5640, 16131), (5660, 16074), (6792, 13395), (6840, 13301), (7144, 12735), (8037, 11320), (8460, 10754), (8490, 10716), (8930, 10188)]