77000220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:210

約数の個数: 240

約数和(自身を含む): 274428000

約数和(自身を除く): 197427780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 29, 30, 33, 36, 44, 45, 54, 55, 58, 60, 66, 81, 87, 90, 99, 108, 110, 116, 132, 135, 145, 149, 162, 165, 174, 180, 198, 220, 261, 270, 290, 297, 298, 319, 324, 330, 348, 396, 405, 435, 447, 495, 522, 540, 580, 594, 596, 638, 660, 745, 783, 810, 870, 891, 894, 957, 990, 1044, 1188, 1276, 1305, 1341, 1485, 1490, 1566, 1595, 1620, 1639, 1740, 1782, 1788, 1914, 1980, 2235, 2349, 2610, 2682, 2871, 2970, 2980, 3132, 3190, 3278, 3564, 3828, 3915, 4023, 4321, 4455, 4470, 4698, 4785, 4917, 5220, 5364, 5742, 5940, 6380, 6556, 6705, 7830, 8046, 8195, 8613, 8642, 8910, 8940, 9396, 9570, 9834, 11484, 11745, 12069, 12963, 13410, 14355, 14751, 15660, 16092, 16390, 17226, 17284, 17820, 19140, 19668, 20115, 21605, 23490, 24138, 24585, 25839, 25926, 26820, 28710, 29502, 32780, 34452, 38889, 40230, 43065, 43210, 44253, 46980, 47531, 48276, 49170, 51678, 51852, 57420, 59004, 60345, 64815, 73755, 77778, 80460, 86130, 86420, 88506, 95062, 98340, 103356, 116667, 120690, 129195, 129630, 132759, 142593, 147510, 155556, 172260, 177012, 190124, 194445, 221265, 233334, 237655, 241380, 258390, 259260, 265518, 285186, 295020, 350001, 388890, 427779, 442530, 466668, 475310, 516780, 531036, 570372, 583335, 663795, 700002, 712965, 777780, 855558, 885060, 950620, 1166670, 1283337, 1327590, 1400004, 1425930, 1711116, 1750005, 2138895, 2333340, 2566674, 2655180, 2851860, 3500010, 3850011, 4277790, 5133348, 6416685, 7000020, 7700022, 8555580, 12833370, 15400044, 19250055, 25666740, 38500110, 77000220]

約数ペア:

[(1, 77000220), (2, 38500110), (3, 25666740), (4, 19250055), (5, 15400044), (6, 12833370), (9, 8555580), (10, 7700022), (11, 7000020), (12, 6416685), (15, 5133348), (18, 4277790), (20, 3850011), (22, 3500010), (27, 2851860), (29, 2655180), (30, 2566674), (33, 2333340), (36, 2138895), (44, 1750005), (45, 1711116), (54, 1425930), (55, 1400004), (58, 1327590), (60, 1283337), (66, 1166670), (81, 950620), (87, 885060), (90, 855558), (99, 777780), (108, 712965), (110, 700002), (116, 663795), (132, 583335), (135, 570372), (145, 531036), (149, 516780), (162, 475310), (165, 466668), (174, 442530), (180, 427779), (198, 388890), (220, 350001), (261, 295020), (270, 285186), (290, 265518), (297, 259260), (298, 258390), (319, 241380), (324, 237655), (330, 233334), (348, 221265), (396, 194445), (405, 190124), (435, 177012), (447, 172260), (495, 155556), (522, 147510), (540, 142593), (580, 132759), (594, 129630), (596, 129195), (638, 120690), (660, 116667), (745, 103356), (783, 98340), (810, 95062), (870, 88506), (891, 86420), (894, 86130), (957, 80460), (990, 77778), (1044, 73755), (1188, 64815), (1276, 60345), (1305, 59004), (1341, 57420), (1485, 51852), (1490, 51678), (1566, 49170), (1595, 48276), (1620, 47531), (1639, 46980), (1740, 44253), (1782, 43210), (1788, 43065), (1914, 40230), (1980, 38889), (2235, 34452), (2349, 32780), (2610, 29502), (2682, 28710), (2871, 26820), (2970, 25926), (2980, 25839), (3132, 24585), (3190, 24138), (3278, 23490), (3564, 21605), (3828, 20115), (3915, 19668), (4023, 19140), (4321, 17820), (4455, 17284), (4470, 17226), (4698, 16390), (4785, 16092), (4917, 15660), (5220, 14751), (5364, 14355), (5742, 13410), (5940, 12963), (6380, 12069), (6556, 11745), (6705, 11484), (7830, 9834), (8046, 9570), (8195, 9396), (8613, 8940), (8642, 8910)]