197713620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4447}}^1$

素因数の和:4494

約数の個数: 144

約数和(自身を含む): 680010240

約数和(自身を除く): 482296620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2964, 3420, 3705, 4446, 4447, 4940, 7410, 8892, 8894, 11115, 13341, 14820, 17788, 22230, 22235, 26682, 40023, 44460, 44470, 53364, 57811, 66705, 80046, 84493, 88940, 115622, 133410, 160092, 168986, 173433, 200115, 231244, 253479, 266820, 289055, 337972, 346866, 400230, 422465, 506958, 520299, 578110, 693732, 760437, 800460, 844930, 867165, 1013916, 1040598, 1098409, 1156220, 1267395, 1520874, 1689860, 1734330, 2081196, 2196818, 2534790, 2601495, 3041748, 3295227, 3468660, 3802185, 4393636, 5069580, 5202990, 5492045, 6590454, 7604370, 9885681, 10405980, 10984090, 13180908, 15208740, 16476135, 19771362, 21968180, 32952270, 39542724, 49428405, 65904540, 98856810, 197713620]

約数ペア:

[(1, 197713620), (2, 98856810), (3, 65904540), (4, 49428405), (5, 39542724), (6, 32952270), (9, 21968180), (10, 19771362), (12, 16476135), (13, 15208740), (15, 13180908), (18, 10984090), (19, 10405980), (20, 9885681), (26, 7604370), (30, 6590454), (36, 5492045), (38, 5202990), (39, 5069580), (45, 4393636), (52, 3802185), (57, 3468660), (60, 3295227), (65, 3041748), (76, 2601495), (78, 2534790), (90, 2196818), (95, 2081196), (114, 1734330), (117, 1689860), (130, 1520874), (156, 1267395), (171, 1156220), (180, 1098409), (190, 1040598), (195, 1013916), (228, 867165), (234, 844930), (247, 800460), (260, 760437), (285, 693732), (342, 578110), (380, 520299), (390, 506958), (468, 422465), (494, 400230), (570, 346866), (585, 337972), (684, 289055), (741, 266820), (780, 253479), (855, 231244), (988, 200115), (1140, 173433), (1170, 168986), (1235, 160092), (1482, 133410), (1710, 115622), (2223, 88940), (2340, 84493), (2470, 80046), (2964, 66705), (3420, 57811), (3705, 53364), (4446, 44470), (4447, 44460), (4940, 40023), (7410, 26682), (8892, 22235), (8894, 22230), (11115, 17788), (13341, 14820)]