256690500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:411

約数の個数: 192

約数和(自身を含む): 835301376

約数和(自身を除く): 578610876

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 47, 50, 55, 60, 66, 75, 94, 100, 110, 125, 132, 141, 150, 165, 188, 220, 235, 250, 275, 282, 300, 330, 331, 375, 470, 500, 517, 550, 564, 660, 662, 705, 750, 825, 940, 993, 1034, 1100, 1175, 1324, 1375, 1410, 1500, 1551, 1650, 1655, 1986, 2068, 2350, 2585, 2750, 2820, 3102, 3300, 3310, 3525, 3641, 3972, 4125, 4700, 4965, 5170, 5500, 5875, 6204, 6620, 7050, 7282, 7755, 8250, 8275, 9930, 10340, 10923, 11750, 12925, 14100, 14564, 15510, 15557, 16500, 16550, 17625, 18205, 19860, 21846, 23500, 24825, 25850, 31020, 31114, 33100, 35250, 36410, 38775, 41375, 43692, 46671, 49650, 51700, 54615, 62228, 64625, 70500, 72820, 77550, 77785, 82750, 91025, 93342, 99300, 109230, 124125, 129250, 155100, 155570, 165500, 171127, 182050, 186684, 193875, 218460, 233355, 248250, 258500, 273075, 311140, 342254, 364100, 387750, 388925, 455125, 466710, 496500, 513381, 546150, 684508, 775500, 777850, 855635, 910250, 933420, 1026762, 1092300, 1166775, 1365375, 1555700, 1711270, 1820500, 1944625, 2053524, 2333550, 2566905, 2730750, 3422540, 3889250, 4278175, 4667100, 5133810, 5461500, 5833875, 7778500, 8556350, 10267620, 11667750, 12834525, 17112700, 21390875, 23335500, 25669050, 42781750, 51338100, 64172625, 85563500, 128345250, 256690500]

約数ペア:

[(1, 256690500), (2, 128345250), (3, 85563500), (4, 64172625), (5, 51338100), (6, 42781750), (10, 25669050), (11, 23335500), (12, 21390875), (15, 17112700), (20, 12834525), (22, 11667750), (25, 10267620), (30, 8556350), (33, 7778500), (44, 5833875), (47, 5461500), (50, 5133810), (55, 4667100), (60, 4278175), (66, 3889250), (75, 3422540), (94, 2730750), (100, 2566905), (110, 2333550), (125, 2053524), (132, 1944625), (141, 1820500), (150, 1711270), (165, 1555700), (188, 1365375), (220, 1166775), (235, 1092300), (250, 1026762), (275, 933420), (282, 910250), (300, 855635), (330, 777850), (331, 775500), (375, 684508), (470, 546150), (500, 513381), (517, 496500), (550, 466710), (564, 455125), (660, 388925), (662, 387750), (705, 364100), (750, 342254), (825, 311140), (940, 273075), (993, 258500), (1034, 248250), (1100, 233355), (1175, 218460), (1324, 193875), (1375, 186684), (1410, 182050), (1500, 171127), (1551, 165500), (1650, 155570), (1655, 155100), (1986, 129250), (2068, 124125), (2350, 109230), (2585, 99300), (2750, 93342), (2820, 91025), (3102, 82750), (3300, 77785), (3310, 77550), (3525, 72820), (3641, 70500), (3972, 64625), (4125, 62228), (4700, 54615), (4965, 51700), (5170, 49650), (5500, 46671), (5875, 43692), (6204, 41375), (6620, 38775), (7050, 36410), (7282, 35250), (7755, 33100), (8250, 31114), (8275, 31020), (9930, 25850), (10340, 24825), (10923, 23500), (11750, 21846), (12925, 19860), (14100, 18205), (14564, 17625), (15510, 16550), (15557, 16500)]