420502680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4729}}^1$

素因数の和:4778

約数の個数: 192

約数和(自身を含む): 1549548000

約数和(自身を除く): 1129045320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 52, 57, 60, 65, 72, 76, 78, 90, 95, 104, 114, 117, 120, 130, 152, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 312, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 684, 741, 760, 780, 855, 936, 988, 1140, 1170, 1235, 1368, 1482, 1560, 1710, 1976, 2223, 2280, 2340, 2470, 2964, 3420, 3705, 4446, 4680, 4729, 4940, 5928, 6840, 7410, 8892, 9458, 9880, 11115, 14187, 14820, 17784, 18916, 22230, 23645, 28374, 29640, 37832, 42561, 44460, 47290, 56748, 61477, 70935, 85122, 88920, 89851, 94580, 113496, 122954, 141870, 170244, 179702, 184431, 189160, 212805, 245908, 269553, 283740, 307385, 340488, 359404, 368862, 425610, 449255, 491816, 539106, 553293, 567480, 614770, 718808, 737724, 808659, 851220, 898510, 922155, 1078212, 1106586, 1168063, 1229540, 1347765, 1475448, 1617318, 1702440, 1797020, 1844310, 2156424, 2213172, 2336126, 2459080, 2695530, 2766465, 3234636, 3504189, 3594040, 3688620, 4043295, 4426344, 4672252, 5391060, 5532930, 5840315, 6469272, 7008378, 7377240, 8086590, 9344504, 10512567, 10782120, 11065860, 11680630, 14016756, 16173180, 17520945, 21025134, 22131720, 23361260, 28033512, 32346360, 35041890, 42050268, 46722520, 52562835, 70083780, 84100536, 105125670, 140167560, 210251340, 420502680]

約数ペア:

[(1, 420502680), (2, 210251340), (3, 140167560), (4, 105125670), (5, 84100536), (6, 70083780), (8, 52562835), (9, 46722520), (10, 42050268), (12, 35041890), (13, 32346360), (15, 28033512), (18, 23361260), (19, 22131720), (20, 21025134), (24, 17520945), (26, 16173180), (30, 14016756), (36, 11680630), (38, 11065860), (39, 10782120), (40, 10512567), (45, 9344504), (52, 8086590), (57, 7377240), (60, 7008378), (65, 6469272), (72, 5840315), (76, 5532930), (78, 5391060), (90, 4672252), (95, 4426344), (104, 4043295), (114, 3688620), (117, 3594040), (120, 3504189), (130, 3234636), (152, 2766465), (156, 2695530), (171, 2459080), (180, 2336126), (190, 2213172), (195, 2156424), (228, 1844310), (234, 1797020), (247, 1702440), (260, 1617318), (285, 1475448), (312, 1347765), (342, 1229540), (360, 1168063), (380, 1106586), (390, 1078212), (456, 922155), (468, 898510), (494, 851220), (520, 808659), (570, 737724), (585, 718808), (684, 614770), (741, 567480), (760, 553293), (780, 539106), (855, 491816), (936, 449255), (988, 425610), (1140, 368862), (1170, 359404), (1235, 340488), (1368, 307385), (1482, 283740), (1560, 269553), (1710, 245908), (1976, 212805), (2223, 189160), (2280, 184431), (2340, 179702), (2470, 170244), (2964, 141870), (3420, 122954), (3705, 113496), (4446, 94580), (4680, 89851), (4729, 88920), (4940, 85122), (5928, 70935), (6840, 61477), (7410, 56748), (8892, 47290), (9458, 44460), (9880, 42561), (11115, 37832), (14187, 29640), (14820, 28374), (17784, 23645), (18916, 22230)]