491549520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:498

約数の個数: 320

約数和(自身を含む): 1933019136

約数和(自身を除く): 1441469616

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 67, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 134, 140, 154, 165, 168, 176, 201, 210, 220, 231, 240, 264, 268, 280, 308, 330, 335, 336, 385, 397, 402, 420, 440, 462, 469, 528, 536, 560, 616, 660, 670, 737, 770, 794, 804, 840, 880, 924, 938, 1005, 1072, 1155, 1191, 1232, 1320, 1340, 1407, 1474, 1540, 1588, 1608, 1680, 1848, 1876, 1985, 2010, 2211, 2310, 2345, 2382, 2640, 2680, 2779, 2814, 2948, 3080, 3176, 3216, 3685, 3696, 3752, 3970, 4020, 4367, 4422, 4620, 4690, 4764, 5159, 5360, 5558, 5628, 5896, 5955, 6160, 6352, 7035, 7370, 7504, 7940, 8040, 8337, 8734, 8844, 9240, 9380, 9528, 10318, 11055, 11116, 11256, 11792, 11910, 13101, 13895, 14070, 14740, 15477, 15880, 16080, 16674, 17468, 17688, 18480, 18760, 19056, 20636, 21835, 22110, 22232, 22512, 23820, 25795, 26202, 26599, 27790, 28140, 29480, 30569, 30954, 31760, 33348, 34936, 35376, 37520, 41272, 41685, 43670, 44220, 44464, 47640, 51590, 52404, 53198, 55580, 56280, 58960, 61138, 61908, 65505, 66696, 69872, 77385, 79797, 82544, 83370, 87340, 88440, 91707, 95280, 103180, 104808, 106396, 111160, 112560, 122276, 123816, 131010, 132995, 133392, 152845, 154770, 159594, 166740, 174680, 176880, 183414, 186193, 206360, 209616, 212792, 222320, 244552, 247632, 262020, 265990, 292589, 305690, 309540, 319188, 333480, 349360, 366828, 372386, 398985, 412720, 425584, 458535, 489104, 524040, 531980, 558579, 585178, 611380, 619080, 638376, 666960, 733656, 744772, 797970, 877767, 917070, 930965, 1048080, 1063960, 1117158, 1170356, 1222760, 1238160, 1276752, 1462945, 1467312, 1489544, 1595940, 1755534, 1834140, 1861930, 2048123, 2127920, 2234316, 2340712, 2445520, 2792895, 2925890, 2979088, 3191880, 3511068, 3668280, 3723860, 4096246, 4388835, 4468632, 4681424, 5585790, 5851780, 6144369, 6383760, 7022136, 7336560, 7447720, 8192492, 8777670, 8937264, 10240615, 11171580, 11703560, 12288738, 14044272, 14895440, 16384984, 17555340, 20481230, 22343160, 23407120, 24577476, 30721845, 32769968, 35110680, 40962460, 44686320, 49154952, 61443690, 70221360, 81924920, 98309904, 122887380, 163849840, 245774760, 491549520]

約数ペア:

[(1, 491549520), (2, 245774760), (3, 163849840), (4, 122887380), (5, 98309904), (6, 81924920), (7, 70221360), (8, 61443690), (10, 49154952), (11, 44686320), (12, 40962460), (14, 35110680), (15, 32769968), (16, 30721845), (20, 24577476), (21, 23407120), (22, 22343160), (24, 20481230), (28, 17555340), (30, 16384984), (33, 14895440), (35, 14044272), (40, 12288738), (42, 11703560), (44, 11171580), (48, 10240615), (55, 8937264), (56, 8777670), (60, 8192492), (66, 7447720), (67, 7336560), (70, 7022136), (77, 6383760), (80, 6144369), (84, 5851780), (88, 5585790), (105, 4681424), (110, 4468632), (112, 4388835), (120, 4096246), (132, 3723860), (134, 3668280), (140, 3511068), (154, 3191880), (165, 2979088), (168, 2925890), (176, 2792895), (201, 2445520), (210, 2340712), (220, 2234316), (231, 2127920), (240, 2048123), (264, 1861930), (268, 1834140), (280, 1755534), (308, 1595940), (330, 1489544), (335, 1467312), (336, 1462945), (385, 1276752), (397, 1238160), (402, 1222760), (420, 1170356), (440, 1117158), (462, 1063960), (469, 1048080), (528, 930965), (536, 917070), (560, 877767), (616, 797970), (660, 744772), (670, 733656), (737, 666960), (770, 638376), (794, 619080), (804, 611380), (840, 585178), (880, 558579), (924, 531980), (938, 524040), (1005, 489104), (1072, 458535), (1155, 425584), (1191, 412720), (1232, 398985), (1320, 372386), (1340, 366828), (1407, 349360), (1474, 333480), (1540, 319188), (1588, 309540), (1608, 305690), (1680, 292589), (1848, 265990), (1876, 262020), (1985, 247632), (2010, 244552), (2211, 222320), (2310, 212792), (2345, 209616), (2382, 206360), (2640, 186193), (2680, 183414), (2779, 176880), (2814, 174680), (2948, 166740), (3080, 159594), (3176, 154770), (3216, 152845), (3685, 133392), (3696, 132995), (3752, 131010), (3970, 123816), (4020, 122276), (4367, 112560), (4422, 111160), (4620, 106396), (4690, 104808), (4764, 103180), (5159, 95280), (5360, 91707), (5558, 88440), (5628, 87340), (5896, 83370), (5955, 82544), (6160, 79797), (6352, 77385), (7035, 69872), (7370, 66696), (7504, 65505), (7940, 61908), (8040, 61138), (8337, 58960), (8734, 56280), (8844, 55580), (9240, 53198), (9380, 52404), (9528, 51590), (10318, 47640), (11055, 44464), (11116, 44220), (11256, 43670), (11792, 41685), (11910, 41272), (13101, 37520), (13895, 35376), (14070, 34936), (14740, 33348), (15477, 31760), (15880, 30954), (16080, 30569), (16674, 29480), (17468, 28140), (17688, 27790), (18480, 26599), (18760, 26202), (19056, 25795), (20636, 23820), (21835, 22512), (22110, 22232)]