262531360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:140

約数の個数: 288

約数和(自身を含む): 819020160

約数和(自身を除く): 556488800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 32, 35, 38, 40, 52, 56, 65, 70, 73, 76, 80, 91, 95, 104, 112, 130, 133, 140, 146, 152, 160, 169, 182, 190, 208, 224, 247, 260, 266, 280, 292, 304, 338, 364, 365, 380, 416, 455, 494, 511, 520, 532, 560, 584, 608, 665, 676, 728, 730, 760, 845, 910, 949, 988, 1022, 1040, 1064, 1120, 1168, 1183, 1235, 1330, 1352, 1387, 1456, 1460, 1520, 1690, 1729, 1820, 1898, 1976, 2044, 2080, 2128, 2336, 2366, 2470, 2555, 2660, 2704, 2774, 2912, 2920, 3040, 3211, 3380, 3458, 3640, 3796, 3952, 4088, 4256, 4732, 4745, 4940, 5110, 5320, 5408, 5548, 5840, 5915, 6422, 6643, 6760, 6916, 6935, 7280, 7592, 7904, 8176, 8645, 9464, 9490, 9709, 9880, 10220, 10640, 11096, 11680, 11830, 12337, 12844, 13286, 13520, 13832, 13870, 14560, 15184, 16055, 16352, 17290, 18031, 18928, 18980, 19418, 19760, 20440, 21280, 22192, 22477, 23660, 24674, 25688, 26572, 27040, 27664, 27740, 30368, 32110, 33215, 34580, 36062, 37856, 37960, 38836, 39520, 40880, 44384, 44954, 47320, 48545, 49348, 51376, 53144, 55328, 55480, 61685, 64220, 66430, 69160, 72124, 75920, 77672, 81760, 86359, 89908, 90155, 94640, 97090, 98696, 102752, 106288, 110960, 112385, 123370, 126217, 128440, 132860, 138320, 144248, 151840, 155344, 172718, 179816, 180310, 189280, 194180, 197392, 212576, 221920, 224770, 234403, 246740, 252434, 256880, 265720, 276640, 288496, 310688, 345436, 359632, 360620, 388360, 394784, 431795, 449540, 468806, 493480, 504868, 513760, 531440, 576992, 631085, 690872, 719264, 721240, 776720, 863590, 899080, 937612, 986960, 1009736, 1062880, 1172015, 1262170, 1381744, 1442480, 1553440, 1640821, 1727180, 1798160, 1875224, 1973920, 2019472, 2344030, 2524340, 2763488, 2884960, 3281642, 3454360, 3596320, 3750448, 4038944, 4688060, 5048680, 6563284, 6908720, 7500896, 8204105, 9376120, 10097360, 13126568, 13817440, 16408210, 18752240, 20194720, 26253136, 32816420, 37504480, 52506272, 65632840, 131265680, 262531360]

約数ペア:

[(1, 262531360), (2, 131265680), (4, 65632840), (5, 52506272), (7, 37504480), (8, 32816420), (10, 26253136), (13, 20194720), (14, 18752240), (16, 16408210), (19, 13817440), (20, 13126568), (26, 10097360), (28, 9376120), (32, 8204105), (35, 7500896), (38, 6908720), (40, 6563284), (52, 5048680), (56, 4688060), (65, 4038944), (70, 3750448), (73, 3596320), (76, 3454360), (80, 3281642), (91, 2884960), (95, 2763488), (104, 2524340), (112, 2344030), (130, 2019472), (133, 1973920), (140, 1875224), (146, 1798160), (152, 1727180), (160, 1640821), (169, 1553440), (182, 1442480), (190, 1381744), (208, 1262170), (224, 1172015), (247, 1062880), (260, 1009736), (266, 986960), (280, 937612), (292, 899080), (304, 863590), (338, 776720), (364, 721240), (365, 719264), (380, 690872), (416, 631085), (455, 576992), (494, 531440), (511, 513760), (520, 504868), (532, 493480), (560, 468806), (584, 449540), (608, 431795), (665, 394784), (676, 388360), (728, 360620), (730, 359632), (760, 345436), (845, 310688), (910, 288496), (949, 276640), (988, 265720), (1022, 256880), (1040, 252434), (1064, 246740), (1120, 234403), (1168, 224770), (1183, 221920), (1235, 212576), (1330, 197392), (1352, 194180), (1387, 189280), (1456, 180310), (1460, 179816), (1520, 172718), (1690, 155344), (1729, 151840), (1820, 144248), (1898, 138320), (1976, 132860), (2044, 128440), (2080, 126217), (2128, 123370), (2336, 112385), (2366, 110960), (2470, 106288), (2555, 102752), (2660, 98696), (2704, 97090), (2774, 94640), (2912, 90155), (2920, 89908), (3040, 86359), (3211, 81760), (3380, 77672), (3458, 75920), (3640, 72124), (3796, 69160), (3952, 66430), (4088, 64220), (4256, 61685), (4732, 55480), (4745, 55328), (4940, 53144), (5110, 51376), (5320, 49348), (5408, 48545), (5548, 47320), (5840, 44954), (5915, 44384), (6422, 40880), (6643, 39520), (6760, 38836), (6916, 37960), (6935, 37856), (7280, 36062), (7592, 34580), (7904, 33215), (8176, 32110), (8645, 30368), (9464, 27740), (9490, 27664), (9709, 27040), (9880, 26572), (10220, 25688), (10640, 24674), (11096, 23660), (11680, 22477), (11830, 22192), (12337, 21280), (12844, 20440), (13286, 19760), (13520, 19418), (13832, 18980), (13870, 18928), (14560, 18031), (15184, 17290), (16055, 16352)]