209831076

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{379}}^1$

素因数の和:435

約数の個数: 144

約数和(自身を含む): 658403200

約数和(自身を除く): 448572124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 169, 182, 234, 252, 273, 338, 364, 379, 468, 507, 546, 676, 758, 819, 1014, 1092, 1137, 1183, 1516, 1521, 1638, 2028, 2197, 2274, 2366, 2653, 3042, 3276, 3411, 3549, 4394, 4548, 4732, 4927, 5306, 6084, 6591, 6822, 7098, 7959, 8788, 9854, 10612, 10647, 13182, 13644, 14196, 14781, 15379, 15918, 19708, 19773, 21294, 23877, 26364, 29562, 30758, 31836, 34489, 39546, 42588, 44343, 46137, 47754, 59124, 61516, 64051, 68978, 79092, 88686, 92274, 95508, 103467, 128102, 137956, 138411, 177372, 184548, 192153, 206934, 256204, 276822, 310401, 384306, 413868, 448357, 553644, 576459, 620802, 768612, 832663, 896714, 1152918, 1241604, 1345071, 1665326, 1793428, 2305836, 2497989, 2690142, 3330652, 4035213, 4995978, 5380284, 5828641, 7493967, 8070426, 9991956, 11657282, 14987934, 16140852, 17485923, 23314564, 29975868, 34971846, 52457769, 69943692, 104915538, 209831076]

約数ペア:

[(1, 209831076), (2, 104915538), (3, 69943692), (4, 52457769), (6, 34971846), (7, 29975868), (9, 23314564), (12, 17485923), (13, 16140852), (14, 14987934), (18, 11657282), (21, 9991956), (26, 8070426), (28, 7493967), (36, 5828641), (39, 5380284), (42, 4995978), (52, 4035213), (63, 3330652), (78, 2690142), (84, 2497989), (91, 2305836), (117, 1793428), (126, 1665326), (156, 1345071), (169, 1241604), (182, 1152918), (234, 896714), (252, 832663), (273, 768612), (338, 620802), (364, 576459), (379, 553644), (468, 448357), (507, 413868), (546, 384306), (676, 310401), (758, 276822), (819, 256204), (1014, 206934), (1092, 192153), (1137, 184548), (1183, 177372), (1516, 138411), (1521, 137956), (1638, 128102), (2028, 103467), (2197, 95508), (2274, 92274), (2366, 88686), (2653, 79092), (3042, 68978), (3276, 64051), (3411, 61516), (3549, 59124), (4394, 47754), (4548, 46137), (4732, 44343), (4927, 42588), (5306, 39546), (6084, 34489), (6591, 31836), (6822, 30758), (7098, 29562), (7959, 26364), (8788, 23877), (9854, 21294), (10612, 19773), (10647, 19708), (13182, 15918), (13644, 15379), (14196, 14781)]