161318388

素因数分解:

$2^2\times 3^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{509}}^1$

素因数の和:555

約数の個数: 120

約数和(自身を含む): 479979360

約数和(自身を除く): 318660972

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 132, 147, 154, 196, 231, 294, 308, 343, 462, 509, 539, 588, 686, 924, 1018, 1029, 1078, 1372, 1527, 1617, 2036, 2058, 2156, 2401, 3054, 3234, 3563, 3773, 4116, 4802, 5599, 6108, 6468, 7126, 7203, 7546, 9604, 10689, 11198, 11319, 14252, 14406, 15092, 16797, 21378, 22396, 22638, 24941, 26411, 28812, 33594, 39193, 42756, 45276, 49882, 52822, 67188, 74823, 78386, 79233, 99764, 105644, 117579, 149646, 156772, 158466, 174587, 235158, 274351, 299292, 316932, 349174, 470316, 523761, 548702, 698348, 823053, 1047522, 1097404, 1222109, 1646106, 1920457, 2095044, 2444218, 3292212, 3666327, 3840914, 4888436, 5761371, 7332654, 7681828, 11522742, 13443199, 14665308, 23045484, 26886398, 40329597, 53772796, 80659194, 161318388]

約数ペア:

[(1, 161318388), (2, 80659194), (3, 53772796), (4, 40329597), (6, 26886398), (7, 23045484), (11, 14665308), (12, 13443199), (14, 11522742), (21, 7681828), (22, 7332654), (28, 5761371), (33, 4888436), (42, 3840914), (44, 3666327), (49, 3292212), (66, 2444218), (77, 2095044), (84, 1920457), (98, 1646106), (132, 1222109), (147, 1097404), (154, 1047522), (196, 823053), (231, 698348), (294, 548702), (308, 523761), (343, 470316), (462, 349174), (509, 316932), (539, 299292), (588, 274351), (686, 235158), (924, 174587), (1018, 158466), (1029, 156772), (1078, 149646), (1372, 117579), (1527, 105644), (1617, 99764), (2036, 79233), (2058, 78386), (2156, 74823), (2401, 67188), (3054, 52822), (3234, 49882), (3563, 45276), (3773, 42756), (4116, 39193), (4802, 33594), (5599, 28812), (6108, 26411), (6468, 24941), (7126, 22638), (7203, 22396), (7546, 21378), (9604, 16797), (10689, 15092), (11198, 14406), (11319, 14252)]