128663430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:654

約数の個数: 128

約数和(自身を含む): 375598080

約数和(自身を除く): 246934650

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 37, 42, 58, 70, 74, 87, 105, 111, 145, 174, 185, 203, 210, 222, 259, 290, 370, 406, 435, 518, 555, 571, 609, 777, 870, 1015, 1073, 1110, 1142, 1218, 1295, 1554, 1713, 2030, 2146, 2590, 2855, 3045, 3219, 3426, 3885, 3997, 5365, 5710, 6090, 6438, 7511, 7770, 7994, 8565, 10730, 11991, 15022, 16095, 16559, 17130, 19985, 21127, 22533, 23982, 32190, 33118, 37555, 39970, 42254, 45066, 49677, 59955, 63381, 75110, 82795, 99354, 105635, 112665, 115913, 119910, 126762, 147889, 165590, 211270, 225330, 231826, 248385, 295778, 316905, 347739, 443667, 496770, 579565, 612683, 633810, 695478, 739445, 887334, 1159130, 1225366, 1478890, 1738695, 1838049, 2218335, 3063415, 3477390, 3676098, 4288781, 4436670, 6126830, 8577562, 9190245, 12866343, 18380490, 21443905, 25732686, 42887810, 64331715, 128663430]

約数ペア:

[(1, 128663430), (2, 64331715), (3, 42887810), (5, 25732686), (6, 21443905), (7, 18380490), (10, 12866343), (14, 9190245), (15, 8577562), (21, 6126830), (29, 4436670), (30, 4288781), (35, 3676098), (37, 3477390), (42, 3063415), (58, 2218335), (70, 1838049), (74, 1738695), (87, 1478890), (105, 1225366), (111, 1159130), (145, 887334), (174, 739445), (185, 695478), (203, 633810), (210, 612683), (222, 579565), (259, 496770), (290, 443667), (370, 347739), (406, 316905), (435, 295778), (518, 248385), (555, 231826), (571, 225330), (609, 211270), (777, 165590), (870, 147889), (1015, 126762), (1073, 119910), (1110, 115913), (1142, 112665), (1218, 105635), (1295, 99354), (1554, 82795), (1713, 75110), (2030, 63381), (2146, 59955), (2590, 49677), (2855, 45066), (3045, 42254), (3219, 39970), (3426, 37555), (3885, 33118), (3997, 32190), (5365, 23982), (5710, 22533), (6090, 21127), (6438, 19985), (7511, 17130), (7770, 16559), (7994, 16095), (8565, 15022), (10730, 11991)]