205318332

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:504

約数の個数: 144

約数和(自身を含む): 589854720

約数和(自身を除く): 384536388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 31, 36, 38, 46, 57, 62, 69, 76, 92, 93, 114, 124, 138, 171, 186, 207, 228, 276, 279, 342, 372, 414, 421, 437, 558, 589, 684, 713, 828, 842, 874, 1116, 1178, 1263, 1311, 1426, 1684, 1748, 1767, 2139, 2356, 2526, 2622, 2852, 3534, 3789, 3933, 4278, 5052, 5244, 5301, 6417, 7068, 7578, 7866, 7999, 8556, 9683, 10602, 12834, 13051, 13547, 15156, 15732, 15998, 19366, 21204, 23997, 25668, 26102, 27094, 29049, 31996, 38732, 39153, 40641, 47994, 52204, 54188, 58098, 71991, 78306, 81282, 87147, 95988, 116196, 117459, 121923, 143982, 156612, 162564, 174294, 183977, 234918, 243846, 247969, 287964, 300173, 348588, 367954, 469836, 487692, 495938, 551931, 600346, 735908, 743907, 900519, 991876, 1103862, 1200692, 1487814, 1655793, 1801038, 2207724, 2231721, 2701557, 2975628, 3311586, 3602076, 4463442, 5403114, 5703287, 6623172, 8926884, 10806228, 11406574, 17109861, 22813148, 34219722, 51329583, 68439444, 102659166, 205318332]

約数ペア:

[(1, 205318332), (2, 102659166), (3, 68439444), (4, 51329583), (6, 34219722), (9, 22813148), (12, 17109861), (18, 11406574), (19, 10806228), (23, 8926884), (31, 6623172), (36, 5703287), (38, 5403114), (46, 4463442), (57, 3602076), (62, 3311586), (69, 2975628), (76, 2701557), (92, 2231721), (93, 2207724), (114, 1801038), (124, 1655793), (138, 1487814), (171, 1200692), (186, 1103862), (207, 991876), (228, 900519), (276, 743907), (279, 735908), (342, 600346), (372, 551931), (414, 495938), (421, 487692), (437, 469836), (558, 367954), (589, 348588), (684, 300173), (713, 287964), (828, 247969), (842, 243846), (874, 234918), (1116, 183977), (1178, 174294), (1263, 162564), (1311, 156612), (1426, 143982), (1684, 121923), (1748, 117459), (1767, 116196), (2139, 95988), (2356, 87147), (2526, 81282), (2622, 78306), (2852, 71991), (3534, 58098), (3789, 54188), (3933, 52204), (4278, 47994), (5052, 40641), (5244, 39153), (5301, 38732), (6417, 31996), (7068, 29049), (7578, 27094), (7866, 26102), (7999, 25668), (8556, 23997), (9683, 21204), (10602, 19366), (12834, 15998), (13051, 15732), (13547, 15156)]