28745007280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{13537}}^1$

素因数の和:13707

約数の個数: 160

約数和(自身を含む): 77355048960

約数和(自身を除く): 48610041680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 127, 152, 176, 190, 209, 220, 254, 304, 380, 418, 440, 508, 635, 760, 836, 880, 1016, 1045, 1270, 1397, 1520, 1672, 2032, 2090, 2413, 2540, 2794, 3344, 4180, 4826, 5080, 5588, 6985, 8360, 9652, 10160, 11176, 12065, 13537, 13970, 16720, 19304, 22352, 24130, 26543, 27074, 27940, 38608, 48260, 53086, 54148, 55880, 67685, 96520, 106172, 108296, 111760, 132715, 135370, 148907, 193040, 212344, 216592, 257203, 265430, 270740, 297814, 424688, 514406, 530860, 541480, 595628, 744535, 1028812, 1061720, 1082960, 1191256, 1286015, 1489070, 1719199, 2057624, 2123440, 2382512, 2572030, 2829233, 2978140, 3438398, 4115248, 5144060, 5658466, 5956280, 6876796, 8595995, 10288120, 11316932, 11912560, 13753592, 14146165, 17191990, 18911189, 20576240, 22633864, 27507184, 28292330, 32664781, 34383980, 37822378, 45267728, 56584660, 65329562, 68767960, 75644756, 94555945, 113169320, 130659124, 137535920, 151289512, 163323905, 189111890, 226338640, 261318248, 302579024, 326647810, 359312591, 378223780, 522636496, 653295620, 718625182, 756447560, 1306591240, 1437250364, 1512895120, 1796562955, 2613182480, 2874500728, 3593125910, 5749001456, 7186251820, 14372503640, 28745007280]

約数ペア:

[(1, 28745007280), (2, 14372503640), (4, 7186251820), (5, 5749001456), (8, 3593125910), (10, 2874500728), (11, 2613182480), (16, 1796562955), (19, 1512895120), (20, 1437250364), (22, 1306591240), (38, 756447560), (40, 718625182), (44, 653295620), (55, 522636496), (76, 378223780), (80, 359312591), (88, 326647810), (95, 302579024), (110, 261318248), (127, 226338640), (152, 189111890), (176, 163323905), (190, 151289512), (209, 137535920), (220, 130659124), (254, 113169320), (304, 94555945), (380, 75644756), (418, 68767960), (440, 65329562), (508, 56584660), (635, 45267728), (760, 37822378), (836, 34383980), (880, 32664781), (1016, 28292330), (1045, 27507184), (1270, 22633864), (1397, 20576240), (1520, 18911189), (1672, 17191990), (2032, 14146165), (2090, 13753592), (2413, 11912560), (2540, 11316932), (2794, 10288120), (3344, 8595995), (4180, 6876796), (4826, 5956280), (5080, 5658466), (5588, 5144060), (6985, 4115248), (8360, 3438398), (9652, 2978140), (10160, 2829233), (11176, 2572030), (12065, 2382512), (13537, 2123440), (13970, 2057624), (16720, 1719199), (19304, 1489070), (22352, 1286015), (24130, 1191256), (26543, 1082960), (27074, 1061720), (27940, 1028812), (38608, 744535), (48260, 595628), (53086, 541480), (54148, 530860), (55880, 514406), (67685, 424688), (96520, 297814), (106172, 270740), (108296, 265430), (111760, 257203), (132715, 216592), (135370, 212344), (148907, 193040)]