12681418920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1901}}^1\times {\mathrm{2417}}^1$

素因数の和:4355

約数の個数: 128

約数和(自身を含む): 39735671040

約数和(自身を除く): 27054252120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 1901, 2417, 2760, 3802, 4834, 5703, 7251, 7604, 9505, 9668, 11406, 12085, 14502, 15208, 19010, 19336, 22812, 24170, 28515, 29004, 36255, 38020, 43723, 45624, 48340, 55591, 57030, 58008, 72510, 76040, 87446, 96680, 111182, 114060, 131169, 145020, 166773, 174892, 218615, 222364, 228120, 262338, 277955, 290040, 333546, 349784, 437230, 444728, 524676, 555910, 655845, 667092, 833865, 874460, 1049352, 1111820, 1311690, 1334184, 1667730, 1748920, 2223640, 2623380, 3335460, 4594717, 5246760, 6670920, 9189434, 13784151, 18378868, 22973585, 27568302, 36757736, 45947170, 55136604, 68920755, 91894340, 105678491, 110273208, 137841510, 183788680, 211356982, 275683020, 317035473, 422713964, 528392455, 551366040, 634070946, 845427928, 1056784910, 1268141892, 1585177365, 2113569820, 2536283784, 3170354730, 4227139640, 6340709460, 12681418920]

約数ペア:

[(1, 12681418920), (2, 6340709460), (3, 4227139640), (4, 3170354730), (5, 2536283784), (6, 2113569820), (8, 1585177365), (10, 1268141892), (12, 1056784910), (15, 845427928), (20, 634070946), (23, 551366040), (24, 528392455), (30, 422713964), (40, 317035473), (46, 275683020), (60, 211356982), (69, 183788680), (92, 137841510), (115, 110273208), (120, 105678491), (138, 91894340), (184, 68920755), (230, 55136604), (276, 45947170), (345, 36757736), (460, 27568302), (552, 22973585), (690, 18378868), (920, 13784151), (1380, 9189434), (1901, 6670920), (2417, 5246760), (2760, 4594717), (3802, 3335460), (4834, 2623380), (5703, 2223640), (7251, 1748920), (7604, 1667730), (9505, 1334184), (9668, 1311690), (11406, 1111820), (12085, 1049352), (14502, 874460), (15208, 833865), (19010, 667092), (19336, 655845), (22812, 555910), (24170, 524676), (28515, 444728), (29004, 437230), (36255, 349784), (38020, 333546), (43723, 290040), (45624, 277955), (48340, 262338), (55591, 228120), (57030, 222364), (58008, 218615), (72510, 174892), (76040, 166773), (87446, 145020), (96680, 131169), (111182, 114060)]