138644368

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:380

約数の個数: 80

約数和(自身を含む): 299980800

約数和(自身を除く): 161336432

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 79, 92, 152, 158, 184, 251, 304, 316, 368, 437, 502, 632, 874, 1004, 1264, 1501, 1748, 1817, 2008, 3002, 3496, 3634, 4016, 4769, 5773, 6004, 6992, 7268, 9538, 11546, 12008, 14536, 19076, 19829, 23092, 24016, 29072, 34523, 38152, 39658, 46184, 69046, 76304, 79316, 92368, 109687, 138092, 158632, 219374, 276184, 317264, 376751, 438748, 456067, 552368, 753502, 877496, 912134, 1507004, 1754992, 1824268, 3014008, 3648536, 6028016, 7297072, 8665273, 17330546, 34661092, 69322184, 138644368]

約数ペア:

[(1, 138644368), (2, 69322184), (4, 34661092), (8, 17330546), (16, 8665273), (19, 7297072), (23, 6028016), (38, 3648536), (46, 3014008), (76, 1824268), (79, 1754992), (92, 1507004), (152, 912134), (158, 877496), (184, 753502), (251, 552368), (304, 456067), (316, 438748), (368, 376751), (437, 317264), (502, 276184), (632, 219374), (874, 158632), (1004, 138092), (1264, 109687), (1501, 92368), (1748, 79316), (1817, 76304), (2008, 69046), (3002, 46184), (3496, 39658), (3634, 38152), (4016, 34523), (4769, 29072), (5773, 24016), (6004, 23092), (6992, 19829), (7268, 19076), (9538, 14536), (11546, 12008)]