320930688

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1213}}^1$

素因数の和:1296

約数の個数: 128

約数和(自身を含む): 936139680

約数和(自身を除く): 615208992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 53, 64, 78, 96, 104, 106, 128, 156, 159, 192, 208, 212, 312, 318, 384, 416, 424, 624, 636, 689, 832, 848, 1213, 1248, 1272, 1378, 1664, 1696, 2067, 2426, 2496, 2544, 2756, 3392, 3639, 4134, 4852, 4992, 5088, 5512, 6784, 7278, 8268, 9704, 10176, 11024, 14556, 15769, 16536, 19408, 20352, 22048, 29112, 31538, 33072, 38816, 44096, 47307, 58224, 63076, 64289, 66144, 77632, 88192, 94614, 116448, 126152, 128578, 132288, 155264, 189228, 192867, 232896, 252304, 257156, 264576, 378456, 385734, 465792, 504608, 514312, 756912, 771468, 835757, 1009216, 1028624, 1513824, 1542936, 1671514, 2018432, 2057248, 2507271, 3027648, 3085872, 3343028, 4114496, 5014542, 6055296, 6171744, 6686056, 8228992, 10029084, 12343488, 13372112, 20058168, 24686976, 26744224, 40116336, 53488448, 80232672, 106976896, 160465344, 320930688]

約数ペア:

[(1, 320930688), (2, 160465344), (3, 106976896), (4, 80232672), (6, 53488448), (8, 40116336), (12, 26744224), (13, 24686976), (16, 20058168), (24, 13372112), (26, 12343488), (32, 10029084), (39, 8228992), (48, 6686056), (52, 6171744), (53, 6055296), (64, 5014542), (78, 4114496), (96, 3343028), (104, 3085872), (106, 3027648), (128, 2507271), (156, 2057248), (159, 2018432), (192, 1671514), (208, 1542936), (212, 1513824), (312, 1028624), (318, 1009216), (384, 835757), (416, 771468), (424, 756912), (624, 514312), (636, 504608), (689, 465792), (832, 385734), (848, 378456), (1213, 264576), (1248, 257156), (1272, 252304), (1378, 232896), (1664, 192867), (1696, 189228), (2067, 155264), (2426, 132288), (2496, 128578), (2544, 126152), (2756, 116448), (3392, 94614), (3639, 88192), (4134, 77632), (4852, 66144), (4992, 64289), (5088, 63076), (5512, 58224), (6784, 47307), (7278, 44096), (8268, 38816), (9704, 33072), (10176, 31538), (11024, 29112), (14556, 22048), (15769, 20352), (16536, 19408)]