71786988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1289}}^1$

素因数の和:1336

約数の個数: 144

約数和(自身を含む): 236658240

約数和(自身を除く): 164871252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 17, 18, 21, 26, 28, 34, 36, 39, 42, 51, 52, 63, 68, 78, 84, 91, 102, 117, 119, 126, 153, 156, 182, 204, 221, 234, 238, 252, 273, 306, 357, 364, 442, 468, 476, 546, 612, 663, 714, 819, 884, 1071, 1092, 1289, 1326, 1428, 1547, 1638, 1989, 2142, 2578, 2652, 3094, 3276, 3867, 3978, 4284, 4641, 5156, 6188, 7734, 7956, 9023, 9282, 11601, 13923, 15468, 16757, 18046, 18564, 21913, 23202, 27069, 27846, 33514, 36092, 43826, 46404, 50271, 54138, 55692, 65739, 67028, 81207, 87652, 100542, 108276, 117299, 131478, 150813, 153391, 162414, 197217, 201084, 234598, 262956, 284869, 301626, 306782, 324828, 351897, 394434, 460173, 469196, 569738, 603252, 613564, 703794, 788868, 854607, 920346, 1055691, 1139476, 1380519, 1407588, 1709214, 1840692, 1994083, 2111382, 2563821, 2761038, 3418428, 3988166, 4222764, 5127642, 5522076, 5982249, 7976332, 10255284, 11964498, 17946747, 23928996, 35893494, 71786988]

約数ペア:

[(1, 71786988), (2, 35893494), (3, 23928996), (4, 17946747), (6, 11964498), (7, 10255284), (9, 7976332), (12, 5982249), (13, 5522076), (14, 5127642), (17, 4222764), (18, 3988166), (21, 3418428), (26, 2761038), (28, 2563821), (34, 2111382), (36, 1994083), (39, 1840692), (42, 1709214), (51, 1407588), (52, 1380519), (63, 1139476), (68, 1055691), (78, 920346), (84, 854607), (91, 788868), (102, 703794), (117, 613564), (119, 603252), (126, 569738), (153, 469196), (156, 460173), (182, 394434), (204, 351897), (221, 324828), (234, 306782), (238, 301626), (252, 284869), (273, 262956), (306, 234598), (357, 201084), (364, 197217), (442, 162414), (468, 153391), (476, 150813), (546, 131478), (612, 117299), (663, 108276), (714, 100542), (819, 87652), (884, 81207), (1071, 67028), (1092, 65739), (1289, 55692), (1326, 54138), (1428, 50271), (1547, 46404), (1638, 43826), (1989, 36092), (2142, 33514), (2578, 27846), (2652, 27069), (3094, 23202), (3276, 21913), (3867, 18564), (3978, 18046), (4284, 16757), (4641, 15468), (5156, 13923), (6188, 11601), (7734, 9282), (7956, 9023)]