1428559720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{613}}^1$

素因数の和:708

約数の個数: 192

約数和(自身を含む): 3968773200

約数和(自身を除く): 2540213480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 41, 49, 56, 58, 70, 82, 98, 116, 140, 145, 164, 196, 203, 205, 232, 245, 280, 287, 290, 328, 392, 406, 410, 490, 574, 580, 613, 812, 820, 980, 1015, 1148, 1160, 1189, 1226, 1421, 1435, 1624, 1640, 1960, 2009, 2030, 2296, 2378, 2452, 2842, 2870, 3065, 4018, 4060, 4291, 4756, 4904, 5684, 5740, 5945, 6130, 7105, 8036, 8120, 8323, 8582, 9512, 10045, 11368, 11480, 11890, 12260, 14210, 16072, 16646, 17164, 17777, 20090, 21455, 23780, 24520, 25133, 28420, 30037, 33292, 34328, 35554, 40180, 41615, 42910, 47560, 50266, 56840, 58261, 60074, 66584, 71108, 80360, 83230, 85820, 88885, 100532, 116522, 120148, 124439, 125665, 142216, 150185, 166460, 171640, 175931, 177770, 201064, 233044, 240296, 248878, 251330, 291305, 300370, 332920, 351862, 355540, 466088, 497756, 502660, 582610, 600740, 622195, 703724, 711080, 728857, 871073, 879655, 995512, 1005320, 1165220, 1201480, 1231517, 1244390, 1407448, 1457714, 1742146, 1759310, 2330440, 2463034, 2488780, 2915428, 3484292, 3518620, 3644285, 4355365, 4926068, 4977560, 5101999, 5830856, 6157585, 6968584, 7037240, 7288570, 8710730, 9852136, 10203998, 12315170, 14577140, 17421460, 20407996, 24630340, 25509995, 29154280, 34842920, 35713993, 40815992, 49260680, 51019990, 71427986, 102039980, 142855972, 178569965, 204079960, 285711944, 357139930, 714279860, 1428559720]

約数ペア:

[(1, 1428559720), (2, 714279860), (4, 357139930), (5, 285711944), (7, 204079960), (8, 178569965), (10, 142855972), (14, 102039980), (20, 71427986), (28, 51019990), (29, 49260680), (35, 40815992), (40, 35713993), (41, 34842920), (49, 29154280), (56, 25509995), (58, 24630340), (70, 20407996), (82, 17421460), (98, 14577140), (116, 12315170), (140, 10203998), (145, 9852136), (164, 8710730), (196, 7288570), (203, 7037240), (205, 6968584), (232, 6157585), (245, 5830856), (280, 5101999), (287, 4977560), (290, 4926068), (328, 4355365), (392, 3644285), (406, 3518620), (410, 3484292), (490, 2915428), (574, 2488780), (580, 2463034), (613, 2330440), (812, 1759310), (820, 1742146), (980, 1457714), (1015, 1407448), (1148, 1244390), (1160, 1231517), (1189, 1201480), (1226, 1165220), (1421, 1005320), (1435, 995512), (1624, 879655), (1640, 871073), (1960, 728857), (2009, 711080), (2030, 703724), (2296, 622195), (2378, 600740), (2452, 582610), (2842, 502660), (2870, 497756), (3065, 466088), (4018, 355540), (4060, 351862), (4291, 332920), (4756, 300370), (4904, 291305), (5684, 251330), (5740, 248878), (5945, 240296), (6130, 233044), (7105, 201064), (8036, 177770), (8120, 175931), (8323, 171640), (8582, 166460), (9512, 150185), (10045, 142216), (11368, 125665), (11480, 124439), (11890, 120148), (12260, 116522), (14210, 100532), (16072, 88885), (16646, 85820), (17164, 83230), (17777, 80360), (20090, 71108), (21455, 66584), (23780, 60074), (24520, 58261), (25133, 56840), (28420, 50266), (30037, 47560), (33292, 42910), (34328, 41615), (35554, 40180)]