77998284

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{821}}^1$

素因数の和:880

約数の個数: 144

約数和(自身を含む): 251334720

約数和(自身を除く): 173336436

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 29, 36, 39, 42, 52, 58, 63, 78, 84, 87, 91, 116, 117, 126, 156, 174, 182, 203, 234, 252, 261, 273, 348, 364, 377, 406, 468, 522, 546, 609, 754, 812, 819, 821, 1044, 1092, 1131, 1218, 1508, 1638, 1642, 1827, 2262, 2436, 2463, 2639, 3276, 3284, 3393, 3654, 4524, 4926, 5278, 5747, 6786, 7308, 7389, 7917, 9852, 10556, 10673, 11494, 13572, 14778, 15834, 17241, 21346, 22988, 23751, 23809, 29556, 31668, 32019, 34482, 42692, 47502, 47618, 51723, 64038, 68964, 71427, 74711, 95004, 95236, 96057, 103446, 128076, 142854, 149422, 166663, 192114, 206892, 214281, 224133, 285708, 298844, 309517, 333326, 384228, 428562, 448266, 499989, 619034, 666652, 672399, 857124, 896532, 928551, 999978, 1238068, 1344798, 1499967, 1857102, 1999956, 2166619, 2689596, 2785653, 2999934, 3714204, 4333238, 5571306, 5999868, 6499857, 8666476, 11142612, 12999714, 19499571, 25999428, 38999142, 77998284]

約数ペア:

[(1, 77998284), (2, 38999142), (3, 25999428), (4, 19499571), (6, 12999714), (7, 11142612), (9, 8666476), (12, 6499857), (13, 5999868), (14, 5571306), (18, 4333238), (21, 3714204), (26, 2999934), (28, 2785653), (29, 2689596), (36, 2166619), (39, 1999956), (42, 1857102), (52, 1499967), (58, 1344798), (63, 1238068), (78, 999978), (84, 928551), (87, 896532), (91, 857124), (116, 672399), (117, 666652), (126, 619034), (156, 499989), (174, 448266), (182, 428562), (203, 384228), (234, 333326), (252, 309517), (261, 298844), (273, 285708), (348, 224133), (364, 214281), (377, 206892), (406, 192114), (468, 166663), (522, 149422), (546, 142854), (609, 128076), (754, 103446), (812, 96057), (819, 95236), (821, 95004), (1044, 74711), (1092, 71427), (1131, 68964), (1218, 64038), (1508, 51723), (1638, 47618), (1642, 47502), (1827, 42692), (2262, 34482), (2436, 32019), (2463, 31668), (2639, 29556), (3276, 23809), (3284, 23751), (3393, 22988), (3654, 21346), (4524, 17241), (4926, 15834), (5278, 14778), (5747, 13572), (6786, 11494), (7308, 10673), (7389, 10556), (7917, 9852)]