161808408

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:566

約数の個数: 128

約数和(自身を含む): 479520000

約数和(自身を除く): 317711592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 89, 108, 114, 152, 171, 178, 216, 228, 267, 342, 356, 443, 456, 513, 534, 684, 712, 801, 886, 1026, 1068, 1329, 1368, 1602, 1691, 1772, 2052, 2136, 2403, 2658, 3204, 3382, 3544, 3987, 4104, 4806, 5073, 5316, 6408, 6764, 7974, 8417, 9612, 10146, 10632, 11961, 13528, 15219, 15948, 16834, 19224, 20292, 23922, 25251, 30438, 31896, 33668, 39427, 40584, 45657, 47844, 50502, 60876, 67336, 75753, 78854, 91314, 95688, 101004, 118281, 121752, 151506, 157708, 182628, 202008, 227259, 236562, 303012, 315416, 354843, 365256, 454518, 473124, 606024, 709686, 749113, 909036, 946248, 1064529, 1419372, 1498226, 1818072, 2129058, 2247339, 2838744, 2996452, 4258116, 4494678, 5992904, 6742017, 8516232, 8989356, 13484034, 17978712, 20226051, 26968068, 40452102, 53936136, 80904204, 161808408]

約数ペア:

[(1, 161808408), (2, 80904204), (3, 53936136), (4, 40452102), (6, 26968068), (8, 20226051), (9, 17978712), (12, 13484034), (18, 8989356), (19, 8516232), (24, 6742017), (27, 5992904), (36, 4494678), (38, 4258116), (54, 2996452), (57, 2838744), (72, 2247339), (76, 2129058), (89, 1818072), (108, 1498226), (114, 1419372), (152, 1064529), (171, 946248), (178, 909036), (216, 749113), (228, 709686), (267, 606024), (342, 473124), (356, 454518), (443, 365256), (456, 354843), (513, 315416), (534, 303012), (684, 236562), (712, 227259), (801, 202008), (886, 182628), (1026, 157708), (1068, 151506), (1329, 121752), (1368, 118281), (1602, 101004), (1691, 95688), (1772, 91314), (2052, 78854), (2136, 75753), (2403, 67336), (2658, 60876), (3204, 50502), (3382, 47844), (3544, 45657), (3987, 40584), (4104, 39427), (4806, 33668), (5073, 31896), (5316, 30438), (6408, 25251), (6764, 23922), (7974, 20292), (8417, 19224), (9612, 16834), (10146, 15948), (10632, 15219), (11961, 13528)]