16915680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{691}}^1$

素因数の和:729

約数の個数: 144

約数和(自身を含む): 61208784

約数和(自身を除く): 44293104

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 691, 720, 765, 816, 1020, 1224, 1360, 1382, 1440, 1530, 1632, 2040, 2073, 2448, 2720, 2764, 3060, 3455, 4080, 4146, 4896, 5528, 6120, 6219, 6910, 8160, 8292, 10365, 11056, 11747, 12240, 12438, 13820, 16584, 20730, 22112, 23494, 24480, 24876, 27640, 31095, 33168, 35241, 41460, 46988, 49752, 55280, 58735, 62190, 66336, 70482, 82920, 93976, 99504, 105723, 110560, 117470, 124380, 140964, 165840, 176205, 187952, 199008, 211446, 234940, 248760, 281928, 331680, 352410, 375904, 422892, 469880, 497520, 528615, 563856, 704820, 845784, 939760, 995040, 1057230, 1127712, 1409640, 1691568, 1879520, 2114460, 2819280, 3383136, 4228920, 5638560, 8457840, 16915680]

約数ペア:

[(1, 16915680), (2, 8457840), (3, 5638560), (4, 4228920), (5, 3383136), (6, 2819280), (8, 2114460), (9, 1879520), (10, 1691568), (12, 1409640), (15, 1127712), (16, 1057230), (17, 995040), (18, 939760), (20, 845784), (24, 704820), (30, 563856), (32, 528615), (34, 497520), (36, 469880), (40, 422892), (45, 375904), (48, 352410), (51, 331680), (60, 281928), (68, 248760), (72, 234940), (80, 211446), (85, 199008), (90, 187952), (96, 176205), (102, 165840), (120, 140964), (136, 124380), (144, 117470), (153, 110560), (160, 105723), (170, 99504), (180, 93976), (204, 82920), (240, 70482), (255, 66336), (272, 62190), (288, 58735), (306, 55280), (340, 49752), (360, 46988), (408, 41460), (480, 35241), (510, 33168), (544, 31095), (612, 27640), (680, 24876), (691, 24480), (720, 23494), (765, 22112), (816, 20730), (1020, 16584), (1224, 13820), (1360, 12438), (1382, 12240), (1440, 11747), (1530, 11056), (1632, 10365), (2040, 8292), (2073, 8160), (2448, 6910), (2720, 6219), (2764, 6120), (3060, 5528), (3455, 4896), (4080, 4146)]