389984256

素因数分解:

$2^{12}\times 3^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:250

約数の個数: 156

約数和(自身を含む): 1150016400

約数和(自身を除く): 760032144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 71, 72, 96, 128, 142, 144, 149, 192, 213, 256, 284, 288, 298, 384, 426, 447, 512, 568, 576, 596, 639, 768, 852, 894, 1024, 1136, 1152, 1192, 1278, 1341, 1536, 1704, 1788, 2048, 2272, 2304, 2384, 2556, 2682, 3072, 3408, 3576, 4096, 4544, 4608, 4768, 5112, 5364, 6144, 6816, 7152, 9088, 9216, 9536, 10224, 10579, 10728, 12288, 13632, 14304, 18176, 18432, 19072, 20448, 21158, 21456, 27264, 28608, 31737, 36352, 36864, 38144, 40896, 42316, 42912, 54528, 57216, 63474, 72704, 76288, 81792, 84632, 85824, 95211, 109056, 114432, 126948, 145408, 152576, 163584, 169264, 171648, 190422, 218112, 228864, 253896, 290816, 305152, 327168, 338528, 343296, 380844, 436224, 457728, 507792, 610304, 654336, 677056, 686592, 761688, 872448, 915456, 1015584, 1308672, 1354112, 1373184, 1523376, 1830912, 2031168, 2617344, 2708224, 2746368, 3046752, 4062336, 5416448, 5492736, 6093504, 8124672, 10832896, 12187008, 16249344, 21665792, 24374016, 32498688, 43331584, 48748032, 64997376, 97496064, 129994752, 194992128, 389984256]

約数ペア:

[(1, 389984256), (2, 194992128), (3, 129994752), (4, 97496064), (6, 64997376), (8, 48748032), (9, 43331584), (12, 32498688), (16, 24374016), (18, 21665792), (24, 16249344), (32, 12187008), (36, 10832896), (48, 8124672), (64, 6093504), (71, 5492736), (72, 5416448), (96, 4062336), (128, 3046752), (142, 2746368), (144, 2708224), (149, 2617344), (192, 2031168), (213, 1830912), (256, 1523376), (284, 1373184), (288, 1354112), (298, 1308672), (384, 1015584), (426, 915456), (447, 872448), (512, 761688), (568, 686592), (576, 677056), (596, 654336), (639, 610304), (768, 507792), (852, 457728), (894, 436224), (1024, 380844), (1136, 343296), (1152, 338528), (1192, 327168), (1278, 305152), (1341, 290816), (1536, 253896), (1704, 228864), (1788, 218112), (2048, 190422), (2272, 171648), (2304, 169264), (2384, 163584), (2556, 152576), (2682, 145408), (3072, 126948), (3408, 114432), (3576, 109056), (4096, 95211), (4544, 85824), (4608, 84632), (4768, 81792), (5112, 76288), (5364, 72704), (6144, 63474), (6816, 57216), (7152, 54528), (9088, 42912), (9216, 42316), (9536, 40896), (10224, 38144), (10579, 36864), (10728, 36352), (12288, 31737), (13632, 28608), (14304, 27264), (18176, 21456), (18432, 21158), (19072, 20448)]