217074480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{823}}^1$

素因数の和:1003

約数の個数: 160

約数和(自身を含む): 774902784

約数和(自身を除く): 557828304

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 157, 168, 210, 240, 280, 314, 336, 420, 471, 560, 628, 785, 823, 840, 942, 1099, 1256, 1570, 1646, 1680, 1884, 2198, 2355, 2469, 2512, 3140, 3292, 3297, 3768, 4115, 4396, 4710, 4938, 5495, 5761, 6280, 6584, 6594, 7536, 8230, 8792, 9420, 9876, 10990, 11522, 12345, 12560, 13168, 13188, 16460, 16485, 17283, 17584, 18840, 19752, 21980, 23044, 24690, 26376, 28805, 32920, 32970, 34566, 37680, 39504, 43960, 46088, 49380, 52752, 57610, 65840, 65940, 69132, 86415, 87920, 92176, 98760, 115220, 129211, 131880, 138264, 172830, 197520, 230440, 258422, 263760, 276528, 345660, 387633, 460880, 516844, 646055, 691320, 775266, 904477, 1033688, 1292110, 1382640, 1550532, 1808954, 1938165, 2067376, 2584220, 2713431, 3101064, 3617908, 3876330, 4522385, 5168440, 5426862, 6202128, 7235816, 7752660, 9044770, 10336880, 10853724, 13567155, 14471632, 15505320, 18089540, 21707448, 27134310, 31010640, 36179080, 43414896, 54268620, 72358160, 108537240, 217074480]

約数ペア:

[(1, 217074480), (2, 108537240), (3, 72358160), (4, 54268620), (5, 43414896), (6, 36179080), (7, 31010640), (8, 27134310), (10, 21707448), (12, 18089540), (14, 15505320), (15, 14471632), (16, 13567155), (20, 10853724), (21, 10336880), (24, 9044770), (28, 7752660), (30, 7235816), (35, 6202128), (40, 5426862), (42, 5168440), (48, 4522385), (56, 3876330), (60, 3617908), (70, 3101064), (80, 2713431), (84, 2584220), (105, 2067376), (112, 1938165), (120, 1808954), (140, 1550532), (157, 1382640), (168, 1292110), (210, 1033688), (240, 904477), (280, 775266), (314, 691320), (336, 646055), (420, 516844), (471, 460880), (560, 387633), (628, 345660), (785, 276528), (823, 263760), (840, 258422), (942, 230440), (1099, 197520), (1256, 172830), (1570, 138264), (1646, 131880), (1680, 129211), (1884, 115220), (2198, 98760), (2355, 92176), (2469, 87920), (2512, 86415), (3140, 69132), (3292, 65940), (3297, 65840), (3768, 57610), (4115, 52752), (4396, 49380), (4710, 46088), (4938, 43960), (5495, 39504), (5761, 37680), (6280, 34566), (6584, 32970), (6594, 32920), (7536, 28805), (8230, 26376), (8792, 24690), (9420, 23044), (9876, 21980), (10990, 19752), (11522, 18840), (12345, 17584), (12560, 17283), (13168, 16485), (13188, 16460)]