258391980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:317

約数の個数: 288

約数和(自身を含む): 992130048

約数和(自身を除く): 733738068

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 103, 105, 110, 126, 132, 140, 154, 165, 180, 181, 198, 206, 210, 220, 231, 252, 308, 309, 315, 330, 362, 385, 396, 412, 420, 462, 495, 515, 543, 618, 630, 660, 693, 721, 724, 770, 905, 924, 927, 990, 1030, 1086, 1133, 1155, 1236, 1260, 1267, 1386, 1442, 1540, 1545, 1629, 1810, 1854, 1980, 1991, 2060, 2163, 2172, 2266, 2310, 2534, 2715, 2772, 2884, 3090, 3258, 3399, 3465, 3605, 3620, 3708, 3801, 3982, 4326, 4532, 4620, 4635, 5068, 5430, 5665, 5973, 6180, 6335, 6489, 6516, 6798, 6930, 7210, 7602, 7931, 7964, 8145, 8652, 9270, 9955, 10197, 10815, 10860, 11330, 11403, 11946, 12670, 12978, 13596, 13860, 13937, 14420, 15204, 15862, 16290, 16995, 17919, 18540, 18643, 19005, 19910, 20394, 21630, 22660, 22806, 23793, 23892, 25340, 25956, 27874, 29865, 31724, 32445, 32580, 33990, 35838, 37286, 38010, 39655, 39820, 40788, 41811, 43260, 45612, 47586, 50985, 55748, 55929, 57015, 59730, 64890, 67980, 69685, 71379, 71676, 74572, 76020, 79310, 83622, 89595, 93215, 95172, 101970, 111858, 114030, 118965, 119460, 125433, 129780, 130501, 139370, 142758, 158620, 167244, 167787, 179190, 186430, 203940, 205073, 209055, 223716, 228060, 237930, 250866, 261002, 278740, 279645, 285516, 335574, 356895, 358380, 372860, 391503, 410146, 418110, 475860, 501732, 522004, 559290, 615219, 627165, 652505, 671148, 713790, 783006, 820292, 836220, 838935, 1025365, 1118580, 1174509, 1230438, 1254330, 1305010, 1427580, 1435511, 1566012, 1677870, 1845657, 1957515, 2050730, 2349018, 2460876, 2508660, 2610020, 2871022, 3076095, 3355740, 3691314, 3915030, 4101460, 4306533, 4698036, 5742044, 5872545, 6152190, 7177555, 7382628, 7830060, 8613066, 9228285, 11745090, 12304380, 12919599, 14355110, 17226132, 18456570, 21532665, 23490180, 25839198, 28710220, 36913140, 43065330, 51678396, 64597995, 86130660, 129195990, 258391980]

約数ペア:

[(1, 258391980), (2, 129195990), (3, 86130660), (4, 64597995), (5, 51678396), (6, 43065330), (7, 36913140), (9, 28710220), (10, 25839198), (11, 23490180), (12, 21532665), (14, 18456570), (15, 17226132), (18, 14355110), (20, 12919599), (21, 12304380), (22, 11745090), (28, 9228285), (30, 8613066), (33, 7830060), (35, 7382628), (36, 7177555), (42, 6152190), (44, 5872545), (45, 5742044), (55, 4698036), (60, 4306533), (63, 4101460), (66, 3915030), (70, 3691314), (77, 3355740), (84, 3076095), (90, 2871022), (99, 2610020), (103, 2508660), (105, 2460876), (110, 2349018), (126, 2050730), (132, 1957515), (140, 1845657), (154, 1677870), (165, 1566012), (180, 1435511), (181, 1427580), (198, 1305010), (206, 1254330), (210, 1230438), (220, 1174509), (231, 1118580), (252, 1025365), (308, 838935), (309, 836220), (315, 820292), (330, 783006), (362, 713790), (385, 671148), (396, 652505), (412, 627165), (420, 615219), (462, 559290), (495, 522004), (515, 501732), (543, 475860), (618, 418110), (630, 410146), (660, 391503), (693, 372860), (721, 358380), (724, 356895), (770, 335574), (905, 285516), (924, 279645), (927, 278740), (990, 261002), (1030, 250866), (1086, 237930), (1133, 228060), (1155, 223716), (1236, 209055), (1260, 205073), (1267, 203940), (1386, 186430), (1442, 179190), (1540, 167787), (1545, 167244), (1629, 158620), (1810, 142758), (1854, 139370), (1980, 130501), (1991, 129780), (2060, 125433), (2163, 119460), (2172, 118965), (2266, 114030), (2310, 111858), (2534, 101970), (2715, 95172), (2772, 93215), (2884, 89595), (3090, 83622), (3258, 79310), (3399, 76020), (3465, 74572), (3605, 71676), (3620, 71379), (3708, 69685), (3801, 67980), (3982, 64890), (4326, 59730), (4532, 57015), (4620, 55929), (4635, 55748), (5068, 50985), (5430, 47586), (5665, 45612), (5973, 43260), (6180, 41811), (6335, 40788), (6489, 39820), (6516, 39655), (6798, 38010), (6930, 37286), (7210, 35838), (7602, 33990), (7931, 32580), (7964, 32445), (8145, 31724), (8652, 29865), (9270, 27874), (9955, 25956), (10197, 25340), (10815, 23892), (10860, 23793), (11330, 22806), (11403, 22660), (11946, 21630), (12670, 20394), (12978, 19910), (13596, 19005), (13860, 18643), (13937, 18540), (14420, 17919), (15204, 16995), (15862, 16290)]