2020648440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:542

約数の個数: 256

約数和(自身を含む): 6650449920

約数和(自身を除く): 4629801480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 37, 40, 46, 47, 60, 69, 74, 92, 94, 111, 115, 120, 138, 141, 148, 184, 185, 188, 222, 230, 235, 276, 282, 296, 345, 370, 376, 421, 444, 460, 470, 552, 555, 564, 690, 705, 740, 842, 851, 888, 920, 940, 1081, 1110, 1128, 1263, 1380, 1410, 1480, 1684, 1702, 1739, 1880, 2105, 2162, 2220, 2526, 2553, 2760, 2820, 3243, 3368, 3404, 3478, 4210, 4255, 4324, 4440, 5052, 5106, 5217, 5405, 5640, 6315, 6486, 6808, 6956, 8420, 8510, 8648, 8695, 9683, 10104, 10212, 10434, 10810, 12630, 12765, 12972, 13912, 15577, 16215, 16840, 17020, 17390, 19366, 19787, 20424, 20868, 21620, 25260, 25530, 25944, 26085, 29049, 31154, 32430, 34040, 34780, 38732, 39574, 39997, 41736, 43240, 46731, 48415, 50520, 51060, 52170, 58098, 59361, 62308, 64860, 69560, 77464, 77885, 79148, 79994, 93462, 96830, 98935, 102120, 104340, 116196, 118722, 119991, 124616, 129720, 145245, 155770, 158296, 159988, 186924, 193660, 197870, 199985, 208680, 232392, 233655, 237444, 239982, 290490, 296805, 311540, 319976, 358271, 373848, 387320, 395740, 399970, 455101, 467310, 474888, 479964, 580980, 593610, 599955, 623080, 716542, 732119, 791480, 799940, 910202, 934620, 959928, 1074813, 1161960, 1187220, 1199910, 1365303, 1433084, 1464238, 1599880, 1791355, 1820404, 1869240, 2149626, 2196357, 2275505, 2374440, 2399820, 2730606, 2866168, 2928476, 3582710, 3640808, 3660595, 4299252, 4392714, 4551010, 4799640, 5374065, 5461212, 5856952, 6826515, 7165420, 7321190, 8598504, 8785428, 9102020, 10748130, 10922424, 10981785, 13653030, 14330840, 14642380, 16838737, 17570856, 18204040, 21496260, 21963570, 27306060, 29284760, 33677474, 42992520, 43927140, 50516211, 54612120, 67354948, 84193685, 87854280, 101032422, 134709896, 168387370, 202064844, 252581055, 336774740, 404129688, 505162110, 673549480, 1010324220, 2020648440]

約数ペア:

[(1, 2020648440), (2, 1010324220), (3, 673549480), (4, 505162110), (5, 404129688), (6, 336774740), (8, 252581055), (10, 202064844), (12, 168387370), (15, 134709896), (20, 101032422), (23, 87854280), (24, 84193685), (30, 67354948), (37, 54612120), (40, 50516211), (46, 43927140), (47, 42992520), (60, 33677474), (69, 29284760), (74, 27306060), (92, 21963570), (94, 21496260), (111, 18204040), (115, 17570856), (120, 16838737), (138, 14642380), (141, 14330840), (148, 13653030), (184, 10981785), (185, 10922424), (188, 10748130), (222, 9102020), (230, 8785428), (235, 8598504), (276, 7321190), (282, 7165420), (296, 6826515), (345, 5856952), (370, 5461212), (376, 5374065), (421, 4799640), (444, 4551010), (460, 4392714), (470, 4299252), (552, 3660595), (555, 3640808), (564, 3582710), (690, 2928476), (705, 2866168), (740, 2730606), (842, 2399820), (851, 2374440), (888, 2275505), (920, 2196357), (940, 2149626), (1081, 1869240), (1110, 1820404), (1128, 1791355), (1263, 1599880), (1380, 1464238), (1410, 1433084), (1480, 1365303), (1684, 1199910), (1702, 1187220), (1739, 1161960), (1880, 1074813), (2105, 959928), (2162, 934620), (2220, 910202), (2526, 799940), (2553, 791480), (2760, 732119), (2820, 716542), (3243, 623080), (3368, 599955), (3404, 593610), (3478, 580980), (4210, 479964), (4255, 474888), (4324, 467310), (4440, 455101), (5052, 399970), (5106, 395740), (5217, 387320), (5405, 373848), (5640, 358271), (6315, 319976), (6486, 311540), (6808, 296805), (6956, 290490), (8420, 239982), (8510, 237444), (8648, 233655), (8695, 232392), (9683, 208680), (10104, 199985), (10212, 197870), (10434, 193660), (10810, 186924), (12630, 159988), (12765, 158296), (12972, 155770), (13912, 145245), (15577, 129720), (16215, 124616), (16840, 119991), (17020, 118722), (17390, 116196), (19366, 104340), (19787, 102120), (20424, 98935), (20868, 96830), (21620, 93462), (25260, 79994), (25530, 79148), (25944, 77885), (26085, 77464), (29049, 69560), (31154, 64860), (32430, 62308), (34040, 59361), (34780, 58098), (38732, 52170), (39574, 51060), (39997, 50520), (41736, 48415), (43240, 46731)]