349453720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4933}}^1$

素因数の和:4985

約数の個数: 128

約数和(自身を含む): 1023114240

約数和(自身を除く): 673660520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 88, 92, 110, 115, 140, 154, 161, 184, 220, 230, 253, 280, 308, 322, 385, 440, 460, 506, 616, 644, 770, 805, 920, 1012, 1265, 1288, 1540, 1610, 1771, 2024, 2530, 3080, 3220, 3542, 4933, 5060, 6440, 7084, 8855, 9866, 10120, 14168, 17710, 19732, 24665, 34531, 35420, 39464, 49330, 54263, 69062, 70840, 98660, 108526, 113459, 138124, 172655, 197320, 217052, 226918, 271315, 276248, 345310, 379841, 434104, 453836, 542630, 567295, 690620, 759682, 794213, 907672, 1085260, 1134590, 1248049, 1381240, 1519364, 1588426, 1899205, 2170520, 2269180, 2496098, 3038728, 3176852, 3798410, 3971065, 4538360, 4992196, 6240245, 6353704, 7596820, 7942130, 8736343, 9984392, 12480490, 15193640, 15884260, 17472686, 24960980, 31768520, 34945372, 43681715, 49921960, 69890744, 87363430, 174726860, 349453720]

約数ペア:

[(1, 349453720), (2, 174726860), (4, 87363430), (5, 69890744), (7, 49921960), (8, 43681715), (10, 34945372), (11, 31768520), (14, 24960980), (20, 17472686), (22, 15884260), (23, 15193640), (28, 12480490), (35, 9984392), (40, 8736343), (44, 7942130), (46, 7596820), (55, 6353704), (56, 6240245), (70, 4992196), (77, 4538360), (88, 3971065), (92, 3798410), (110, 3176852), (115, 3038728), (140, 2496098), (154, 2269180), (161, 2170520), (184, 1899205), (220, 1588426), (230, 1519364), (253, 1381240), (280, 1248049), (308, 1134590), (322, 1085260), (385, 907672), (440, 794213), (460, 759682), (506, 690620), (616, 567295), (644, 542630), (770, 453836), (805, 434104), (920, 379841), (1012, 345310), (1265, 276248), (1288, 271315), (1540, 226918), (1610, 217052), (1771, 197320), (2024, 172655), (2530, 138124), (3080, 113459), (3220, 108526), (3542, 98660), (4933, 70840), (5060, 69062), (6440, 54263), (7084, 49330), (8855, 39464), (9866, 35420), (10120, 34531), (14168, 24665), (17710, 19732)]