405961140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:322

約数の個数: 192

約数和(自身を含む): 1285320960

約数和(自身を除く): 879359820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 29, 30, 39, 52, 58, 60, 65, 78, 87, 116, 130, 131, 137, 145, 156, 174, 195, 260, 262, 274, 290, 348, 377, 390, 393, 411, 435, 524, 548, 580, 655, 685, 754, 780, 786, 822, 870, 1131, 1310, 1370, 1508, 1572, 1644, 1703, 1740, 1781, 1885, 1965, 2055, 2262, 2620, 2740, 3406, 3562, 3770, 3799, 3930, 3973, 4110, 4524, 5109, 5343, 5655, 6812, 7124, 7540, 7598, 7860, 7946, 8220, 8515, 8905, 10218, 10686, 11310, 11397, 11919, 15196, 15892, 17030, 17810, 17947, 18995, 19865, 20436, 21372, 22620, 22794, 23838, 25545, 26715, 34060, 35620, 35894, 37990, 39730, 45588, 47676, 49387, 51090, 51649, 53430, 53841, 56985, 59595, 71788, 75980, 79460, 89735, 98774, 102180, 103298, 106860, 107682, 113970, 119190, 148161, 154947, 179470, 197548, 206596, 215364, 227940, 233311, 238380, 246935, 258245, 269205, 296322, 309894, 358940, 466622, 493870, 516490, 520463, 538410, 592644, 619788, 699933, 740805, 774735, 933244, 987740, 1032980, 1040926, 1076820, 1166555, 1399866, 1481610, 1549470, 1561389, 2081852, 2333110, 2602315, 2799732, 2963220, 3098940, 3122778, 3499665, 4666220, 5204630, 6245556, 6766019, 6999330, 7806945, 10409260, 13532038, 13998660, 15613890, 20298057, 27064076, 31227780, 33830095, 40596114, 67660190, 81192228, 101490285, 135320380, 202980570, 405961140]

約数ペア:

[(1, 405961140), (2, 202980570), (3, 135320380), (4, 101490285), (5, 81192228), (6, 67660190), (10, 40596114), (12, 33830095), (13, 31227780), (15, 27064076), (20, 20298057), (26, 15613890), (29, 13998660), (30, 13532038), (39, 10409260), (52, 7806945), (58, 6999330), (60, 6766019), (65, 6245556), (78, 5204630), (87, 4666220), (116, 3499665), (130, 3122778), (131, 3098940), (137, 2963220), (145, 2799732), (156, 2602315), (174, 2333110), (195, 2081852), (260, 1561389), (262, 1549470), (274, 1481610), (290, 1399866), (348, 1166555), (377, 1076820), (390, 1040926), (393, 1032980), (411, 987740), (435, 933244), (524, 774735), (548, 740805), (580, 699933), (655, 619788), (685, 592644), (754, 538410), (780, 520463), (786, 516490), (822, 493870), (870, 466622), (1131, 358940), (1310, 309894), (1370, 296322), (1508, 269205), (1572, 258245), (1644, 246935), (1703, 238380), (1740, 233311), (1781, 227940), (1885, 215364), (1965, 206596), (2055, 197548), (2262, 179470), (2620, 154947), (2740, 148161), (3406, 119190), (3562, 113970), (3770, 107682), (3799, 106860), (3930, 103298), (3973, 102180), (4110, 98774), (4524, 89735), (5109, 79460), (5343, 75980), (5655, 71788), (6812, 59595), (7124, 56985), (7540, 53841), (7598, 53430), (7860, 51649), (7946, 51090), (8220, 49387), (8515, 47676), (8905, 45588), (10218, 39730), (10686, 37990), (11310, 35894), (11397, 35620), (11919, 34060), (15196, 26715), (15892, 25545), (17030, 23838), (17810, 22794), (17947, 22620), (18995, 21372), (19865, 20436)]