205419840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:385

約数の個数: 224

約数和(自身を含む): 709720704

約数和(自身を除く): 504300864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 41, 48, 51, 60, 64, 68, 80, 82, 85, 96, 102, 120, 123, 136, 160, 164, 170, 192, 204, 205, 240, 246, 255, 272, 307, 320, 328, 340, 408, 410, 480, 492, 510, 544, 614, 615, 656, 680, 697, 816, 820, 921, 960, 984, 1020, 1088, 1228, 1230, 1312, 1360, 1394, 1535, 1632, 1640, 1842, 1968, 2040, 2091, 2456, 2460, 2624, 2720, 2788, 3070, 3264, 3280, 3485, 3684, 3936, 4080, 4182, 4605, 4912, 4920, 5219, 5440, 5576, 6140, 6560, 6970, 7368, 7872, 8160, 8364, 9210, 9824, 9840, 10438, 10455, 11152, 12280, 12587, 13120, 13940, 14736, 15657, 16320, 16728, 18420, 19648, 19680, 20876, 20910, 22304, 24560, 25174, 26095, 27880, 29472, 31314, 33456, 36840, 37761, 39360, 41752, 41820, 44608, 49120, 50348, 52190, 55760, 58944, 62628, 62935, 66912, 73680, 75522, 78285, 83504, 83640, 98240, 100696, 104380, 111520, 125256, 125870, 133824, 147360, 151044, 156570, 167008, 167280, 188805, 201392, 208760, 213979, 223040, 250512, 251740, 294720, 302088, 313140, 334016, 334560, 377610, 402784, 417520, 427958, 501024, 503480, 604176, 626280, 641937, 669120, 755220, 805568, 835040, 855916, 1002048, 1006960, 1069895, 1208352, 1252560, 1283874, 1510440, 1670080, 1711832, 2013920, 2139790, 2416704, 2505120, 2567748, 3020880, 3209685, 3423664, 4027840, 4279580, 5010240, 5135496, 6041760, 6419370, 6847328, 8559160, 10270992, 12083520, 12838740, 13694656, 17118320, 20541984, 25677480, 34236640, 41083968, 51354960, 68473280, 102709920, 205419840]

約数ペア:

[(1, 205419840), (2, 102709920), (3, 68473280), (4, 51354960), (5, 41083968), (6, 34236640), (8, 25677480), (10, 20541984), (12, 17118320), (15, 13694656), (16, 12838740), (17, 12083520), (20, 10270992), (24, 8559160), (30, 6847328), (32, 6419370), (34, 6041760), (40, 5135496), (41, 5010240), (48, 4279580), (51, 4027840), (60, 3423664), (64, 3209685), (68, 3020880), (80, 2567748), (82, 2505120), (85, 2416704), (96, 2139790), (102, 2013920), (120, 1711832), (123, 1670080), (136, 1510440), (160, 1283874), (164, 1252560), (170, 1208352), (192, 1069895), (204, 1006960), (205, 1002048), (240, 855916), (246, 835040), (255, 805568), (272, 755220), (307, 669120), (320, 641937), (328, 626280), (340, 604176), (408, 503480), (410, 501024), (480, 427958), (492, 417520), (510, 402784), (544, 377610), (614, 334560), (615, 334016), (656, 313140), (680, 302088), (697, 294720), (816, 251740), (820, 250512), (921, 223040), (960, 213979), (984, 208760), (1020, 201392), (1088, 188805), (1228, 167280), (1230, 167008), (1312, 156570), (1360, 151044), (1394, 147360), (1535, 133824), (1632, 125870), (1640, 125256), (1842, 111520), (1968, 104380), (2040, 100696), (2091, 98240), (2456, 83640), (2460, 83504), (2624, 78285), (2720, 75522), (2788, 73680), (3070, 66912), (3264, 62935), (3280, 62628), (3485, 58944), (3684, 55760), (3936, 52190), (4080, 50348), (4182, 49120), (4605, 44608), (4912, 41820), (4920, 41752), (5219, 39360), (5440, 37761), (5576, 36840), (6140, 33456), (6560, 31314), (6970, 29472), (7368, 27880), (7872, 26095), (8160, 25174), (8364, 24560), (9210, 22304), (9824, 20910), (9840, 20876), (10438, 19680), (10455, 19648), (11152, 18420), (12280, 16728), (12587, 16320), (13120, 15657), (13940, 14736)]