420935880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{349}}^1$

素因数の和:428

約数の個数: 192

約数和(自身を含む): 1393560000

約数和(自身を除く): 972624120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 276, 285, 345, 349, 380, 437, 456, 460, 529, 552, 570, 690, 698, 760, 874, 920, 1047, 1058, 1140, 1311, 1380, 1396, 1587, 1745, 1748, 2094, 2116, 2185, 2280, 2622, 2645, 2760, 2792, 3174, 3490, 3496, 4188, 4232, 4370, 5235, 5244, 5290, 6348, 6555, 6631, 6980, 7935, 8027, 8376, 8740, 10051, 10470, 10488, 10580, 12696, 13110, 13262, 13960, 15870, 16054, 17480, 19893, 20102, 20940, 21160, 24081, 26220, 26524, 30153, 31740, 32108, 33155, 39786, 40135, 40204, 41880, 48162, 50255, 52440, 53048, 60306, 63480, 64216, 66310, 79572, 80270, 80408, 96324, 99465, 100510, 120405, 120612, 132620, 150765, 152513, 159144, 160540, 184621, 192648, 198930, 201020, 240810, 241224, 265240, 301530, 305026, 321080, 369242, 397860, 402040, 457539, 481620, 553863, 603060, 610052, 738484, 762565, 795720, 915078, 923105, 963240, 1107726, 1206120, 1220104, 1476968, 1525130, 1830156, 1846210, 2215452, 2287695, 2769315, 3050260, 3507799, 3660312, 3692420, 4430904, 4575390, 5538630, 6100520, 7015598, 7384840, 9150780, 10523397, 11077260, 14031196, 17538995, 18301560, 21046794, 22154520, 28062392, 35077990, 42093588, 52616985, 70155980, 84187176, 105233970, 140311960, 210467940, 420935880]

約数ペア:

[(1, 420935880), (2, 210467940), (3, 140311960), (4, 105233970), (5, 84187176), (6, 70155980), (8, 52616985), (10, 42093588), (12, 35077990), (15, 28062392), (19, 22154520), (20, 21046794), (23, 18301560), (24, 17538995), (30, 14031196), (38, 11077260), (40, 10523397), (46, 9150780), (57, 7384840), (60, 7015598), (69, 6100520), (76, 5538630), (92, 4575390), (95, 4430904), (114, 3692420), (115, 3660312), (120, 3507799), (138, 3050260), (152, 2769315), (184, 2287695), (190, 2215452), (228, 1846210), (230, 1830156), (276, 1525130), (285, 1476968), (345, 1220104), (349, 1206120), (380, 1107726), (437, 963240), (456, 923105), (460, 915078), (529, 795720), (552, 762565), (570, 738484), (690, 610052), (698, 603060), (760, 553863), (874, 481620), (920, 457539), (1047, 402040), (1058, 397860), (1140, 369242), (1311, 321080), (1380, 305026), (1396, 301530), (1587, 265240), (1745, 241224), (1748, 240810), (2094, 201020), (2116, 198930), (2185, 192648), (2280, 184621), (2622, 160540), (2645, 159144), (2760, 152513), (2792, 150765), (3174, 132620), (3490, 120612), (3496, 120405), (4188, 100510), (4232, 99465), (4370, 96324), (5235, 80408), (5244, 80270), (5290, 79572), (6348, 66310), (6555, 64216), (6631, 63480), (6980, 60306), (7935, 53048), (8027, 52440), (8376, 50255), (8740, 48162), (10051, 41880), (10470, 40204), (10488, 40135), (10580, 39786), (12696, 33155), (13110, 32108), (13262, 31740), (13960, 30153), (15870, 26524), (16054, 26220), (17480, 24081), (19893, 21160), (20102, 20940)]