144481400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:694

約数の個数: 144

約数和(自身を含む): 408389040

約数和(自身を除く): 263907640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 46, 49, 50, 56, 70, 92, 98, 100, 115, 140, 161, 175, 184, 196, 200, 230, 245, 280, 322, 350, 392, 460, 490, 575, 641, 644, 700, 805, 920, 980, 1127, 1150, 1225, 1282, 1288, 1400, 1610, 1960, 2254, 2300, 2450, 2564, 3205, 3220, 4025, 4487, 4508, 4600, 4900, 5128, 5635, 6410, 6440, 8050, 8974, 9016, 9800, 11270, 12820, 14743, 16025, 16100, 17948, 22435, 22540, 25640, 28175, 29486, 31409, 32050, 32200, 35896, 44870, 45080, 56350, 58972, 62818, 64100, 73715, 89740, 103201, 112175, 112700, 117944, 125636, 128200, 147430, 157045, 179480, 206402, 224350, 225400, 251272, 294860, 314090, 368575, 412804, 448700, 516005, 589720, 628180, 722407, 737150, 785225, 825608, 897400, 1032010, 1256360, 1444814, 1474300, 1570450, 2064020, 2580025, 2889628, 2948600, 3140900, 3612035, 4128040, 5160050, 5779256, 6281800, 7224070, 10320100, 14448140, 18060175, 20640200, 28896280, 36120350, 72240700, 144481400]

約数ペア:

[(1, 144481400), (2, 72240700), (4, 36120350), (5, 28896280), (7, 20640200), (8, 18060175), (10, 14448140), (14, 10320100), (20, 7224070), (23, 6281800), (25, 5779256), (28, 5160050), (35, 4128040), (40, 3612035), (46, 3140900), (49, 2948600), (50, 2889628), (56, 2580025), (70, 2064020), (92, 1570450), (98, 1474300), (100, 1444814), (115, 1256360), (140, 1032010), (161, 897400), (175, 825608), (184, 785225), (196, 737150), (200, 722407), (230, 628180), (245, 589720), (280, 516005), (322, 448700), (350, 412804), (392, 368575), (460, 314090), (490, 294860), (575, 251272), (641, 225400), (644, 224350), (700, 206402), (805, 179480), (920, 157045), (980, 147430), (1127, 128200), (1150, 125636), (1225, 117944), (1282, 112700), (1288, 112175), (1400, 103201), (1610, 89740), (1960, 73715), (2254, 64100), (2300, 62818), (2450, 58972), (2564, 56350), (3205, 45080), (3220, 44870), (4025, 35896), (4487, 32200), (4508, 32050), (4600, 31409), (4900, 29486), (5128, 28175), (5635, 25640), (6410, 22540), (6440, 22435), (8050, 17948), (8974, 16100), (9016, 16025), (9800, 14743), (11270, 12820)]