80728284

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 241315200

約数和(自身を除く): 160586916

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 59, 78, 84, 91, 98, 118, 147, 156, 177, 179, 182, 196, 236, 273, 294, 354, 358, 364, 413, 537, 546, 588, 637, 708, 716, 767, 826, 1074, 1092, 1239, 1253, 1274, 1534, 1652, 1911, 2148, 2301, 2327, 2478, 2506, 2548, 2891, 3068, 3759, 3822, 4602, 4654, 4956, 5012, 5369, 5782, 6981, 7518, 7644, 8673, 8771, 9204, 9308, 10561, 10738, 11564, 13962, 15036, 16107, 16289, 17346, 17542, 21122, 21476, 26313, 27924, 31683, 32214, 32578, 34692, 35084, 37583, 42244, 48867, 52626, 63366, 64428, 65156, 73927, 75166, 97734, 105252, 112749, 114023, 126732, 137293, 147854, 150332, 195468, 221781, 225498, 228046, 274586, 295708, 342069, 411879, 443562, 450996, 456092, 517489, 549172, 684138, 823758, 887124, 961051, 1034978, 1368276, 1552467, 1647516, 1922102, 2069956, 2883153, 3104934, 3844204, 5766306, 6209868, 6727357, 11532612, 13454714, 20182071, 26909428, 40364142, 80728284]

約数ペア:

[(1, 80728284), (2, 40364142), (3, 26909428), (4, 20182071), (6, 13454714), (7, 11532612), (12, 6727357), (13, 6209868), (14, 5766306), (21, 3844204), (26, 3104934), (28, 2883153), (39, 2069956), (42, 1922102), (49, 1647516), (52, 1552467), (59, 1368276), (78, 1034978), (84, 961051), (91, 887124), (98, 823758), (118, 684138), (147, 549172), (156, 517489), (177, 456092), (179, 450996), (182, 443562), (196, 411879), (236, 342069), (273, 295708), (294, 274586), (354, 228046), (358, 225498), (364, 221781), (413, 195468), (537, 150332), (546, 147854), (588, 137293), (637, 126732), (708, 114023), (716, 112749), (767, 105252), (826, 97734), (1074, 75166), (1092, 73927), (1239, 65156), (1253, 64428), (1274, 63366), (1534, 52626), (1652, 48867), (1911, 42244), (2148, 37583), (2301, 35084), (2327, 34692), (2478, 32578), (2506, 32214), (2548, 31683), (2891, 27924), (3068, 26313), (3759, 21476), (3822, 21122), (4602, 17542), (4654, 17346), (4956, 16289), (5012, 16107), (5369, 15036), (5782, 13962), (6981, 11564), (7518, 10738), (7644, 10561), (8673, 9308), (8771, 9204)]