247571604

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 737807616

約数和(自身を除く): 490236012

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 101, 126, 137, 142, 202, 213, 252, 274, 284, 303, 404, 411, 426, 497, 548, 606, 639, 707, 822, 852, 909, 959, 994, 1212, 1233, 1278, 1414, 1491, 1644, 1818, 1918, 1988, 2121, 2466, 2556, 2828, 2877, 2982, 3636, 3836, 4242, 4473, 4932, 5754, 5964, 6363, 7171, 8484, 8631, 8946, 9727, 11508, 12726, 13837, 14342, 17262, 17892, 19454, 21513, 25452, 27674, 28684, 29181, 34524, 38908, 41511, 43026, 50197, 55348, 58362, 64539, 68089, 83022, 86052, 87543, 96859, 100394, 116724, 124533, 129078, 136178, 150591, 166044, 175086, 193718, 200788, 204267, 249066, 258156, 272356, 290577, 301182, 350172, 387436, 408534, 451773, 498132, 581154, 602364, 612801, 817068, 871731, 903546, 982427, 1162308, 1225602, 1743462, 1807092, 1964854, 2451204, 2947281, 3486924, 3929708, 5894562, 6876989, 8841843, 11789124, 13753978, 17683686, 20630967, 27507956, 35367372, 41261934, 61892901, 82523868, 123785802, 247571604]

約数ペア:

[(1, 247571604), (2, 123785802), (3, 82523868), (4, 61892901), (6, 41261934), (7, 35367372), (9, 27507956), (12, 20630967), (14, 17683686), (18, 13753978), (21, 11789124), (28, 8841843), (36, 6876989), (42, 5894562), (63, 3929708), (71, 3486924), (84, 2947281), (101, 2451204), (126, 1964854), (137, 1807092), (142, 1743462), (202, 1225602), (213, 1162308), (252, 982427), (274, 903546), (284, 871731), (303, 817068), (404, 612801), (411, 602364), (426, 581154), (497, 498132), (548, 451773), (606, 408534), (639, 387436), (707, 350172), (822, 301182), (852, 290577), (909, 272356), (959, 258156), (994, 249066), (1212, 204267), (1233, 200788), (1278, 193718), (1414, 175086), (1491, 166044), (1644, 150591), (1818, 136178), (1918, 129078), (1988, 124533), (2121, 116724), (2466, 100394), (2556, 96859), (2828, 87543), (2877, 86052), (2982, 83022), (3636, 68089), (3836, 64539), (4242, 58362), (4473, 55348), (4932, 50197), (5754, 43026), (5964, 41511), (6363, 38908), (7171, 34524), (8484, 29181), (8631, 28684), (8946, 27674), (9727, 25452), (11508, 21513), (12726, 19454), (13837, 17892), (14342, 17262)]