127780016

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:227

約数の個数: 160

約数和(自身を含む): 333312000

約数和(自身を除く): 205531984

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 31, 38, 52, 56, 62, 76, 91, 104, 112, 124, 133, 149, 152, 182, 208, 217, 247, 248, 266, 298, 304, 364, 403, 434, 494, 496, 532, 589, 596, 728, 806, 868, 988, 1043, 1064, 1178, 1192, 1456, 1612, 1729, 1736, 1937, 1976, 2086, 2128, 2356, 2384, 2821, 2831, 3224, 3458, 3472, 3874, 3952, 4123, 4172, 4619, 4712, 5642, 5662, 6448, 6916, 7657, 7748, 8246, 8344, 9238, 9424, 11284, 11324, 13559, 13832, 15314, 15496, 16492, 16688, 18476, 19817, 22568, 22648, 27118, 27664, 30628, 30992, 32333, 32984, 36803, 36952, 39634, 45136, 45296, 53599, 54236, 60047, 61256, 64666, 65968, 73606, 73904, 79268, 87761, 107198, 108472, 120094, 122512, 129332, 147212, 158536, 175522, 214396, 216944, 240188, 257621, 258664, 294424, 317072, 351044, 420329, 428792, 480376, 515242, 517328, 588848, 614327, 702088, 840658, 857584, 960752, 1030484, 1140893, 1228654, 1404176, 1681316, 2060968, 2281786, 2457308, 3362632, 4121936, 4563572, 4914616, 6725264, 7986251, 9127144, 9829232, 15972502, 18254288, 31945004, 63890008, 127780016]

約数ペア:

[(1, 127780016), (2, 63890008), (4, 31945004), (7, 18254288), (8, 15972502), (13, 9829232), (14, 9127144), (16, 7986251), (19, 6725264), (26, 4914616), (28, 4563572), (31, 4121936), (38, 3362632), (52, 2457308), (56, 2281786), (62, 2060968), (76, 1681316), (91, 1404176), (104, 1228654), (112, 1140893), (124, 1030484), (133, 960752), (149, 857584), (152, 840658), (182, 702088), (208, 614327), (217, 588848), (247, 517328), (248, 515242), (266, 480376), (298, 428792), (304, 420329), (364, 351044), (403, 317072), (434, 294424), (494, 258664), (496, 257621), (532, 240188), (589, 216944), (596, 214396), (728, 175522), (806, 158536), (868, 147212), (988, 129332), (1043, 122512), (1064, 120094), (1178, 108472), (1192, 107198), (1456, 87761), (1612, 79268), (1729, 73904), (1736, 73606), (1937, 65968), (1976, 64666), (2086, 61256), (2128, 60047), (2356, 54236), (2384, 53599), (2821, 45296), (2831, 45136), (3224, 39634), (3458, 36952), (3472, 36803), (3874, 32984), (3952, 32333), (4123, 30992), (4172, 30628), (4619, 27664), (4712, 27118), (5642, 22648), (5662, 22568), (6448, 19817), (6916, 18476), (7657, 16688), (7748, 16492), (8246, 15496), (8344, 15314), (9238, 13832), (9424, 13559), (11284, 11324)]