1999929816

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:450

約数の個数: 192

約数和(自身を含む): 5902696800

約数和(自身を除く): 3902766984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 41, 57, 72, 76, 82, 114, 123, 152, 164, 171, 181, 197, 228, 246, 328, 342, 362, 369, 394, 456, 492, 543, 591, 684, 724, 738, 779, 788, 984, 1086, 1182, 1368, 1448, 1476, 1558, 1576, 1629, 1773, 2172, 2337, 2364, 2952, 3116, 3258, 3439, 3546, 3743, 4344, 4674, 4728, 6232, 6516, 6878, 7011, 7092, 7421, 7486, 8077, 9348, 10317, 11229, 13032, 13756, 14022, 14184, 14842, 14972, 16154, 18696, 20634, 22263, 22458, 24231, 27512, 28044, 29684, 29944, 30951, 32308, 33687, 35657, 41268, 44526, 44916, 48462, 56088, 59368, 61902, 64616, 66789, 67374, 71314, 72693, 82536, 89052, 89832, 96924, 106971, 123804, 133578, 134748, 140999, 142628, 145386, 153463, 178104, 193848, 213942, 247608, 267156, 269496, 281998, 285256, 290772, 306926, 320913, 422997, 427884, 460389, 534312, 563996, 581544, 613852, 641826, 677483, 845994, 855768, 920778, 1127992, 1227704, 1268991, 1283652, 1354966, 1381167, 1461937, 1691988, 1841556, 2032449, 2537982, 2567304, 2709932, 2762334, 2923874, 3383976, 3683112, 4064898, 4385811, 5075964, 5419864, 5524668, 5847748, 6097347, 8129796, 8771622, 10151928, 11049336, 11695496, 12194694, 13157433, 16259592, 17543244, 24389388, 26314866, 27776803, 35086488, 48778776, 52629732, 55553606, 83330409, 105259464, 111107212, 166660818, 222214424, 249991227, 333321636, 499982454, 666643272, 999964908, 1999929816]

約数ペア:

[(1, 1999929816), (2, 999964908), (3, 666643272), (4, 499982454), (6, 333321636), (8, 249991227), (9, 222214424), (12, 166660818), (18, 111107212), (19, 105259464), (24, 83330409), (36, 55553606), (38, 52629732), (41, 48778776), (57, 35086488), (72, 27776803), (76, 26314866), (82, 24389388), (114, 17543244), (123, 16259592), (152, 13157433), (164, 12194694), (171, 11695496), (181, 11049336), (197, 10151928), (228, 8771622), (246, 8129796), (328, 6097347), (342, 5847748), (362, 5524668), (369, 5419864), (394, 5075964), (456, 4385811), (492, 4064898), (543, 3683112), (591, 3383976), (684, 2923874), (724, 2762334), (738, 2709932), (779, 2567304), (788, 2537982), (984, 2032449), (1086, 1841556), (1182, 1691988), (1368, 1461937), (1448, 1381167), (1476, 1354966), (1558, 1283652), (1576, 1268991), (1629, 1227704), (1773, 1127992), (2172, 920778), (2337, 855768), (2364, 845994), (2952, 677483), (3116, 641826), (3258, 613852), (3439, 581544), (3546, 563996), (3743, 534312), (4344, 460389), (4674, 427884), (4728, 422997), (6232, 320913), (6516, 306926), (6878, 290772), (7011, 285256), (7092, 281998), (7421, 269496), (7486, 267156), (8077, 247608), (9348, 213942), (10317, 193848), (11229, 178104), (13032, 153463), (13756, 145386), (14022, 142628), (14184, 140999), (14842, 134748), (14972, 133578), (16154, 123804), (18696, 106971), (20634, 96924), (22263, 89832), (22458, 89052), (24231, 82536), (27512, 72693), (28044, 71314), (29684, 67374), (29944, 66789), (30951, 64616), (32308, 61902), (33687, 59368), (35657, 56088), (41268, 48462), (44526, 44916)]