1268190720

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2897}}^1$

素因数の和:2945

約数の個数: 240

約数和(自身を含む): 4624860240

約数和(自身を除く): 3356669520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 512, 570, 576, 608, 640, 684, 720, 760, 768, 855, 912, 960, 1140, 1152, 1216, 1280, 1368, 1440, 1520, 1536, 1710, 1824, 1920, 2280, 2304, 2432, 2560, 2736, 2880, 2897, 3040, 3420, 3648, 3840, 4560, 4608, 4864, 5472, 5760, 5794, 6080, 6840, 7296, 7680, 8691, 9120, 9728, 10944, 11520, 11588, 12160, 13680, 14485, 14592, 17382, 18240, 21888, 23040, 23176, 24320, 26073, 27360, 28970, 29184, 34764, 36480, 43455, 43776, 46352, 48640, 52146, 54720, 55043, 57940, 69528, 72960, 86910, 87552, 92704, 104292, 109440, 110086, 115880, 130365, 139056, 145920, 165129, 173820, 185408, 208584, 218880, 220172, 231760, 260730, 275215, 278112, 330258, 347640, 370816, 417168, 437760, 440344, 463520, 495387, 521460, 550430, 556224, 660516, 695280, 741632, 825645, 834336, 880688, 927040, 990774, 1042920, 1100860, 1112448, 1321032, 1390560, 1483264, 1651290, 1668672, 1761376, 1854080, 1981548, 2085840, 2201720, 2224896, 2476935, 2642064, 2781120, 3302580, 3337344, 3522752, 3708160, 3963096, 4171680, 4403440, 4449792, 4953870, 5284128, 5562240, 6605160, 6674688, 7045504, 7416320, 7926192, 8343360, 8806880, 9907740, 10568256, 11124480, 13210320, 13349376, 14091008, 15852384, 16686720, 17613760, 19815480, 21136512, 22248960, 26420640, 28182016, 31704768, 33373440, 35227520, 39630960, 42273024, 52841280, 63409536, 66746880, 70455040, 79261920, 84546048, 105682560, 126819072, 140910080, 158523840, 211365120, 253638144, 317047680, 422730240, 634095360, 1268190720]

約数ペア:

[(1, 1268190720), (2, 634095360), (3, 422730240), (4, 317047680), (5, 253638144), (6, 211365120), (8, 158523840), (9, 140910080), (10, 126819072), (12, 105682560), (15, 84546048), (16, 79261920), (18, 70455040), (19, 66746880), (20, 63409536), (24, 52841280), (30, 42273024), (32, 39630960), (36, 35227520), (38, 33373440), (40, 31704768), (45, 28182016), (48, 26420640), (57, 22248960), (60, 21136512), (64, 19815480), (72, 17613760), (76, 16686720), (80, 15852384), (90, 14091008), (95, 13349376), (96, 13210320), (114, 11124480), (120, 10568256), (128, 9907740), (144, 8806880), (152, 8343360), (160, 7926192), (171, 7416320), (180, 7045504), (190, 6674688), (192, 6605160), (228, 5562240), (240, 5284128), (256, 4953870), (285, 4449792), (288, 4403440), (304, 4171680), (320, 3963096), (342, 3708160), (360, 3522752), (380, 3337344), (384, 3302580), (456, 2781120), (480, 2642064), (512, 2476935), (570, 2224896), (576, 2201720), (608, 2085840), (640, 1981548), (684, 1854080), (720, 1761376), (760, 1668672), (768, 1651290), (855, 1483264), (912, 1390560), (960, 1321032), (1140, 1112448), (1152, 1100860), (1216, 1042920), (1280, 990774), (1368, 927040), (1440, 880688), (1520, 834336), (1536, 825645), (1710, 741632), (1824, 695280), (1920, 660516), (2280, 556224), (2304, 550430), (2432, 521460), (2560, 495387), (2736, 463520), (2880, 440344), (2897, 437760), (3040, 417168), (3420, 370816), (3648, 347640), (3840, 330258), (4560, 278112), (4608, 275215), (4864, 260730), (5472, 231760), (5760, 220172), (5794, 218880), (6080, 208584), (6840, 185408), (7296, 173820), (7680, 165129), (8691, 145920), (9120, 139056), (9728, 130365), (10944, 115880), (11520, 110086), (11588, 109440), (12160, 104292), (13680, 92704), (14485, 87552), (14592, 86910), (17382, 72960), (18240, 69528), (21888, 57940), (23040, 55043), (23176, 54720), (24320, 52146), (26073, 48640), (27360, 46352), (28970, 43776), (29184, 43455), (34764, 36480)]