220181280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1$

素因数の和:280

約数の個数: 288

約数和(自身を含む): 810819072

約数和(自身を除く): 590637792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 32, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 96, 102, 110, 120, 121, 132, 136, 160, 165, 170, 176, 187, 204, 220, 223, 240, 242, 255, 264, 272, 330, 340, 352, 363, 374, 408, 440, 446, 480, 484, 510, 528, 544, 561, 605, 660, 669, 680, 726, 748, 816, 880, 892, 935, 968, 1020, 1056, 1115, 1122, 1210, 1320, 1338, 1360, 1452, 1496, 1632, 1760, 1784, 1815, 1870, 1936, 2040, 2057, 2230, 2244, 2420, 2453, 2640, 2676, 2720, 2805, 2904, 2992, 3345, 3568, 3630, 3740, 3791, 3872, 4080, 4114, 4460, 4488, 4840, 4906, 5280, 5352, 5610, 5808, 5984, 6171, 6690, 7136, 7260, 7359, 7480, 7582, 8160, 8228, 8920, 8976, 9680, 9812, 10285, 10704, 11220, 11373, 11616, 12265, 12342, 13380, 14520, 14718, 14960, 15164, 16456, 17840, 17952, 18955, 19360, 19624, 20570, 21408, 22440, 22746, 24530, 24684, 26760, 26983, 29040, 29436, 29920, 30328, 30855, 32912, 35680, 36795, 37910, 39248, 41140, 41701, 44880, 45492, 49060, 49368, 53520, 53966, 56865, 58080, 58872, 60656, 61710, 65824, 73590, 75820, 78496, 80949, 82280, 83402, 89760, 90984, 98120, 98736, 107040, 107932, 113730, 117744, 121312, 123420, 125103, 134915, 147180, 151640, 161898, 164560, 166804, 181968, 196240, 197472, 208505, 215864, 227460, 235488, 246840, 250206, 269830, 294360, 303280, 323796, 329120, 333608, 363936, 392480, 404745, 417010, 431728, 454920, 458711, 493680, 500412, 539660, 588720, 606560, 625515, 647592, 667216, 809490, 834020, 863456, 909840, 917422, 987360, 1000824, 1079320, 1177440, 1251030, 1295184, 1334432, 1376133, 1618980, 1668040, 1819680, 1834844, 2001648, 2158640, 2293555, 2502060, 2590368, 2752266, 3237960, 3336080, 3669688, 4003296, 4317280, 4587110, 5004120, 5504532, 6475920, 6672160, 6880665, 7339376, 9174220, 10008240, 11009064, 12951840, 13761330, 14678752, 18348440, 20016480, 22018128, 27522660, 36696880, 44036256, 55045320, 73393760, 110090640, 220181280]

約数ペア:

[(1, 220181280), (2, 110090640), (3, 73393760), (4, 55045320), (5, 44036256), (6, 36696880), (8, 27522660), (10, 22018128), (11, 20016480), (12, 18348440), (15, 14678752), (16, 13761330), (17, 12951840), (20, 11009064), (22, 10008240), (24, 9174220), (30, 7339376), (32, 6880665), (33, 6672160), (34, 6475920), (40, 5504532), (44, 5004120), (48, 4587110), (51, 4317280), (55, 4003296), (60, 3669688), (66, 3336080), (68, 3237960), (80, 2752266), (85, 2590368), (88, 2502060), (96, 2293555), (102, 2158640), (110, 2001648), (120, 1834844), (121, 1819680), (132, 1668040), (136, 1618980), (160, 1376133), (165, 1334432), (170, 1295184), (176, 1251030), (187, 1177440), (204, 1079320), (220, 1000824), (223, 987360), (240, 917422), (242, 909840), (255, 863456), (264, 834020), (272, 809490), (330, 667216), (340, 647592), (352, 625515), (363, 606560), (374, 588720), (408, 539660), (440, 500412), (446, 493680), (480, 458711), (484, 454920), (510, 431728), (528, 417010), (544, 404745), (561, 392480), (605, 363936), (660, 333608), (669, 329120), (680, 323796), (726, 303280), (748, 294360), (816, 269830), (880, 250206), (892, 246840), (935, 235488), (968, 227460), (1020, 215864), (1056, 208505), (1115, 197472), (1122, 196240), (1210, 181968), (1320, 166804), (1338, 164560), (1360, 161898), (1452, 151640), (1496, 147180), (1632, 134915), (1760, 125103), (1784, 123420), (1815, 121312), (1870, 117744), (1936, 113730), (2040, 107932), (2057, 107040), (2230, 98736), (2244, 98120), (2420, 90984), (2453, 89760), (2640, 83402), (2676, 82280), (2720, 80949), (2805, 78496), (2904, 75820), (2992, 73590), (3345, 65824), (3568, 61710), (3630, 60656), (3740, 58872), (3791, 58080), (3872, 56865), (4080, 53966), (4114, 53520), (4460, 49368), (4488, 49060), (4840, 45492), (4906, 44880), (5280, 41701), (5352, 41140), (5610, 39248), (5808, 37910), (5984, 36795), (6171, 35680), (6690, 32912), (7136, 30855), (7260, 30328), (7359, 29920), (7480, 29436), (7582, 29040), (8160, 26983), (8228, 26760), (8920, 24684), (8976, 24530), (9680, 22746), (9812, 22440), (10285, 21408), (10704, 20570), (11220, 19624), (11373, 19360), (11616, 18955), (12265, 17952), (12342, 17840), (13380, 16456), (14520, 15164), (14718, 14960)]