17921249730

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{112691}}^1$

素因数の和:112757

約数の個数: 128

約数和(自身を含む): 51928473600

約数和(自身を除く): 34007223870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 31, 38, 45, 54, 57, 62, 90, 93, 95, 114, 135, 155, 171, 186, 190, 270, 279, 285, 310, 342, 465, 513, 558, 570, 589, 837, 855, 930, 1026, 1178, 1395, 1674, 1710, 1767, 2565, 2790, 2945, 3534, 4185, 5130, 5301, 5890, 8370, 8835, 10602, 15903, 17670, 26505, 31806, 53010, 79515, 112691, 159030, 225382, 338073, 563455, 676146, 1014219, 1126910, 1690365, 2028438, 2141129, 3042657, 3380730, 3493421, 4282258, 5071095, 6085314, 6423387, 6986842, 10142190, 10480263, 10705645, 12846774, 15213285, 17467105, 19270161, 20960526, 21411290, 30426570, 31440789, 32116935, 34934210, 38540322, 52401315, 57810483, 62881578, 64233870, 66374999, 94322367, 96350805, 104802630, 115620966, 132749998, 157203945, 188644734, 192701610, 199124997, 289052415, 314407890, 331874995, 398249994, 471611835, 578104830, 597374991, 663749990, 943223670, 995624985, 1194749982, 1792124973, 1991249970, 2986874955, 3584249946, 5973749910, 8960624865, 17921249730]

約数ペア:

[(1, 17921249730), (2, 8960624865), (3, 5973749910), (5, 3584249946), (6, 2986874955), (9, 1991249970), (10, 1792124973), (15, 1194749982), (18, 995624985), (19, 943223670), (27, 663749990), (30, 597374991), (31, 578104830), (38, 471611835), (45, 398249994), (54, 331874995), (57, 314407890), (62, 289052415), (90, 199124997), (93, 192701610), (95, 188644734), (114, 157203945), (135, 132749998), (155, 115620966), (171, 104802630), (186, 96350805), (190, 94322367), (270, 66374999), (279, 64233870), (285, 62881578), (310, 57810483), (342, 52401315), (465, 38540322), (513, 34934210), (558, 32116935), (570, 31440789), (589, 30426570), (837, 21411290), (855, 20960526), (930, 19270161), (1026, 17467105), (1178, 15213285), (1395, 12846774), (1674, 10705645), (1710, 10480263), (1767, 10142190), (2565, 6986842), (2790, 6423387), (2945, 6085314), (3534, 5071095), (4185, 4282258), (5130, 3493421), (5301, 3380730), (5890, 3042657), (8370, 2141129), (8835, 2028438), (10602, 1690365), (15903, 1126910), (17670, 1014219), (26505, 676146), (31806, 563455), (53010, 338073), (79515, 225382), (112691, 159030)]