20212147890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{857}}^1\times {\mathrm{2647}}^1$

素因数の和:3534

約数の個数: 160

約数和(自身を含む): 59380573824

約数和(自身を除く): 39168425934

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 81, 90, 99, 110, 135, 162, 165, 198, 270, 297, 330, 405, 495, 594, 810, 857, 891, 990, 1485, 1714, 1782, 2571, 2647, 2970, 4285, 4455, 5142, 5294, 7713, 7941, 8570, 8910, 9427, 12855, 13235, 15426, 15882, 18854, 23139, 23823, 25710, 26470, 28281, 29117, 38565, 39705, 46278, 47135, 47646, 56562, 58234, 69417, 71469, 77130, 79410, 84843, 87351, 94270, 115695, 119115, 138834, 141405, 142938, 145585, 169686, 174702, 214407, 231390, 238230, 254529, 262053, 282810, 291170, 347085, 357345, 424215, 428814, 436755, 509058, 524106, 694170, 714690, 763587, 786159, 848430, 873510, 1072035, 1272645, 1310265, 1527174, 1572318, 2144070, 2268479, 2358477, 2545290, 2620530, 3817935, 3930795, 4536958, 4716954, 6805437, 7635870, 7861590, 11342395, 11792385, 13610874, 20416311, 22684790, 23584770, 24953269, 34027185, 40832622, 49906538, 61248933, 68054370, 74859807, 102081555, 122497866, 124766345, 149719614, 183746799, 204163110, 224579421, 249532690, 306244665, 367493598, 374299035, 449158842, 612489330, 673738263, 748598070, 918733995, 1122897105, 1347476526, 1837467990, 2021214789, 2245794210, 3368691315, 4042429578, 6737382630, 10106073945, 20212147890]

約数ペア:

[(1, 20212147890), (2, 10106073945), (3, 6737382630), (5, 4042429578), (6, 3368691315), (9, 2245794210), (10, 2021214789), (11, 1837467990), (15, 1347476526), (18, 1122897105), (22, 918733995), (27, 748598070), (30, 673738263), (33, 612489330), (45, 449158842), (54, 374299035), (55, 367493598), (66, 306244665), (81, 249532690), (90, 224579421), (99, 204163110), (110, 183746799), (135, 149719614), (162, 124766345), (165, 122497866), (198, 102081555), (270, 74859807), (297, 68054370), (330, 61248933), (405, 49906538), (495, 40832622), (594, 34027185), (810, 24953269), (857, 23584770), (891, 22684790), (990, 20416311), (1485, 13610874), (1714, 11792385), (1782, 11342395), (2571, 7861590), (2647, 7635870), (2970, 6805437), (4285, 4716954), (4455, 4536958), (5142, 3930795), (5294, 3817935), (7713, 2620530), (7941, 2545290), (8570, 2358477), (8910, 2268479), (9427, 2144070), (12855, 1572318), (13235, 1527174), (15426, 1310265), (15882, 1272645), (18854, 1072035), (23139, 873510), (23823, 848430), (25710, 786159), (26470, 763587), (28281, 714690), (29117, 694170), (38565, 524106), (39705, 509058), (46278, 436755), (47135, 428814), (47646, 424215), (56562, 357345), (58234, 347085), (69417, 291170), (71469, 282810), (77130, 262053), (79410, 254529), (84843, 238230), (87351, 231390), (94270, 214407), (115695, 174702), (119115, 169686), (138834, 145585), (141405, 142938)]