308654848

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 706406400

約数和(自身を除く): 397751552

約数列:

[1, 2, 4, 8, 16, 19, 23, 31, 32, 38, 46, 62, 64, 76, 89, 92, 124, 128, 152, 178, 184, 248, 256, 304, 356, 368, 437, 496, 589, 608, 712, 713, 736, 874, 992, 1178, 1216, 1424, 1426, 1472, 1691, 1748, 1984, 2047, 2356, 2432, 2759, 2848, 2852, 2944, 3382, 3496, 3968, 4094, 4712, 4864, 5518, 5696, 5704, 5888, 6764, 6992, 7936, 8188, 9424, 11036, 11392, 11408, 13528, 13547, 13984, 16376, 18848, 22072, 22784, 22816, 27056, 27094, 27968, 32752, 37696, 38893, 44144, 45632, 52421, 54112, 54188, 55936, 63457, 65504, 75392, 77786, 88288, 91264, 104842, 108224, 108376, 111872, 126914, 131008, 150784, 155572, 176576, 182528, 209684, 216448, 216752, 253828, 262016, 311144, 353152, 419368, 432896, 433504, 507656, 524032, 622288, 706304, 838736, 867008, 1015312, 1205683, 1244576, 1677472, 1734016, 2030624, 2411366, 2489152, 3354944, 3468032, 4061248, 4822732, 4978304, 6709888, 8122496, 9645464, 9956608, 13419776, 16244992, 19290928, 38581856, 77163712, 154327424, 308654848]

約数ペア:

[(1, 308654848), (2, 154327424), (4, 77163712), (8, 38581856), (16, 19290928), (19, 16244992), (23, 13419776), (31, 9956608), (32, 9645464), (38, 8122496), (46, 6709888), (62, 4978304), (64, 4822732), (76, 4061248), (89, 3468032), (92, 3354944), (124, 2489152), (128, 2411366), (152, 2030624), (178, 1734016), (184, 1677472), (248, 1244576), (256, 1205683), (304, 1015312), (356, 867008), (368, 838736), (437, 706304), (496, 622288), (589, 524032), (608, 507656), (712, 433504), (713, 432896), (736, 419368), (874, 353152), (992, 311144), (1178, 262016), (1216, 253828), (1424, 216752), (1426, 216448), (1472, 209684), (1691, 182528), (1748, 176576), (1984, 155572), (2047, 150784), (2356, 131008), (2432, 126914), (2759, 111872), (2848, 108376), (2852, 108224), (2944, 104842), (3382, 91264), (3496, 88288), (3968, 77786), (4094, 75392), (4712, 65504), (4864, 63457), (5518, 55936), (5696, 54188), (5704, 54112), (5888, 52421), (6764, 45632), (6992, 44144), (7936, 38893), (8188, 37696), (9424, 32752), (11036, 27968), (11392, 27094), (11408, 27056), (13528, 22816), (13547, 22784), (13984, 22072), (16376, 18848)]