172091920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:358

約数の個数: 240

約数和(自身を含む): 548589888

約数和(自身を除く): 376497968

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 35, 40, 44, 49, 52, 55, 56, 65, 70, 77, 80, 88, 91, 98, 104, 110, 112, 130, 140, 143, 154, 176, 182, 196, 208, 220, 245, 260, 280, 286, 307, 308, 364, 385, 392, 440, 455, 490, 520, 539, 560, 572, 614, 616, 637, 715, 728, 770, 784, 880, 910, 980, 1001, 1040, 1078, 1144, 1228, 1232, 1274, 1430, 1456, 1535, 1540, 1820, 1960, 2002, 2149, 2156, 2288, 2456, 2548, 2695, 2860, 3070, 3080, 3185, 3377, 3640, 3920, 3991, 4004, 4298, 4312, 4912, 5005, 5096, 5390, 5720, 6140, 6160, 6370, 6754, 7007, 7280, 7982, 8008, 8596, 8624, 10010, 10192, 10745, 10780, 11440, 12280, 12740, 13508, 14014, 15043, 15964, 16016, 16885, 17192, 19955, 20020, 21490, 21560, 23639, 24560, 25480, 27016, 27937, 28028, 30086, 31928, 33770, 34384, 35035, 39910, 40040, 42980, 43120, 43901, 47278, 50960, 54032, 55874, 56056, 60172, 63856, 67540, 70070, 75215, 79820, 80080, 85960, 87802, 94556, 111748, 112112, 118195, 120344, 135080, 139685, 140140, 150430, 159640, 165473, 171920, 175604, 189112, 195559, 219505, 223496, 236390, 240688, 270160, 279370, 280280, 300860, 307307, 319280, 330946, 351208, 378224, 391118, 439010, 446992, 472780, 558740, 560560, 601720, 614614, 661892, 702416, 782236, 827365, 878020, 945560, 977795, 1117480, 1203440, 1229228, 1323784, 1536535, 1564472, 1654730, 1756040, 1891120, 1955590, 2151149, 2234960, 2458456, 2647568, 3073070, 3128944, 3309460, 3512080, 3911180, 4302298, 4916912, 6146140, 6618920, 7822360, 8604596, 10755745, 12292280, 13237840, 15644720, 17209192, 21511490, 24584560, 34418384, 43022980, 86045960, 172091920]

約数ペア:

[(1, 172091920), (2, 86045960), (4, 43022980), (5, 34418384), (7, 24584560), (8, 21511490), (10, 17209192), (11, 15644720), (13, 13237840), (14, 12292280), (16, 10755745), (20, 8604596), (22, 7822360), (26, 6618920), (28, 6146140), (35, 4916912), (40, 4302298), (44, 3911180), (49, 3512080), (52, 3309460), (55, 3128944), (56, 3073070), (65, 2647568), (70, 2458456), (77, 2234960), (80, 2151149), (88, 1955590), (91, 1891120), (98, 1756040), (104, 1654730), (110, 1564472), (112, 1536535), (130, 1323784), (140, 1229228), (143, 1203440), (154, 1117480), (176, 977795), (182, 945560), (196, 878020), (208, 827365), (220, 782236), (245, 702416), (260, 661892), (280, 614614), (286, 601720), (307, 560560), (308, 558740), (364, 472780), (385, 446992), (392, 439010), (440, 391118), (455, 378224), (490, 351208), (520, 330946), (539, 319280), (560, 307307), (572, 300860), (614, 280280), (616, 279370), (637, 270160), (715, 240688), (728, 236390), (770, 223496), (784, 219505), (880, 195559), (910, 189112), (980, 175604), (1001, 171920), (1040, 165473), (1078, 159640), (1144, 150430), (1228, 140140), (1232, 139685), (1274, 135080), (1430, 120344), (1456, 118195), (1535, 112112), (1540, 111748), (1820, 94556), (1960, 87802), (2002, 85960), (2149, 80080), (2156, 79820), (2288, 75215), (2456, 70070), (2548, 67540), (2695, 63856), (2860, 60172), (3070, 56056), (3080, 55874), (3185, 54032), (3377, 50960), (3640, 47278), (3920, 43901), (3991, 43120), (4004, 42980), (4298, 40040), (4312, 39910), (4912, 35035), (5005, 34384), (5096, 33770), (5390, 31928), (5720, 30086), (6140, 28028), (6160, 27937), (6370, 27016), (6754, 25480), (7007, 24560), (7280, 23639), (7982, 21560), (8008, 21490), (8596, 20020), (8624, 19955), (10010, 17192), (10192, 16885), (10745, 16016), (10780, 15964), (11440, 15043), (12280, 14014), (12740, 13508)]