61559960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 192

約数和(自身を含む): 183859200

約数和(自身を除く): 122299240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 79, 88, 92, 110, 115, 121, 140, 154, 158, 161, 184, 220, 230, 242, 253, 280, 308, 316, 322, 385, 395, 440, 460, 484, 506, 553, 605, 616, 632, 644, 770, 790, 805, 847, 869, 920, 968, 1012, 1106, 1210, 1265, 1288, 1540, 1580, 1610, 1694, 1738, 1771, 1817, 2024, 2212, 2420, 2530, 2765, 2783, 3080, 3160, 3220, 3388, 3476, 3542, 3634, 4235, 4345, 4424, 4840, 5060, 5530, 5566, 6083, 6440, 6776, 6952, 7084, 7268, 8470, 8690, 8855, 9085, 9559, 10120, 11060, 11132, 12166, 12719, 13915, 14168, 14536, 16940, 17380, 17710, 18170, 19118, 19481, 19987, 22120, 22264, 24332, 25438, 27830, 30415, 33880, 34760, 35420, 36340, 38236, 38962, 39974, 47795, 48664, 50876, 55660, 60830, 63595, 66913, 70840, 72680, 76472, 77924, 79948, 95590, 97405, 99935, 101752, 111320, 121660, 127190, 133826, 139909, 155848, 159896, 191180, 194810, 199870, 219857, 243320, 254380, 267652, 279818, 334565, 382360, 389620, 399740, 439714, 508760, 535304, 559636, 669130, 699545, 779240, 799480, 879428, 1099285, 1119272, 1338260, 1399090, 1538999, 1758856, 2198570, 2676520, 2798180, 3077998, 4397140, 5596360, 6155996, 7694995, 8794280, 12311992, 15389990, 30779980, 61559960]

約数ペア:

[(1, 61559960), (2, 30779980), (4, 15389990), (5, 12311992), (7, 8794280), (8, 7694995), (10, 6155996), (11, 5596360), (14, 4397140), (20, 3077998), (22, 2798180), (23, 2676520), (28, 2198570), (35, 1758856), (40, 1538999), (44, 1399090), (46, 1338260), (55, 1119272), (56, 1099285), (70, 879428), (77, 799480), (79, 779240), (88, 699545), (92, 669130), (110, 559636), (115, 535304), (121, 508760), (140, 439714), (154, 399740), (158, 389620), (161, 382360), (184, 334565), (220, 279818), (230, 267652), (242, 254380), (253, 243320), (280, 219857), (308, 199870), (316, 194810), (322, 191180), (385, 159896), (395, 155848), (440, 139909), (460, 133826), (484, 127190), (506, 121660), (553, 111320), (605, 101752), (616, 99935), (632, 97405), (644, 95590), (770, 79948), (790, 77924), (805, 76472), (847, 72680), (869, 70840), (920, 66913), (968, 63595), (1012, 60830), (1106, 55660), (1210, 50876), (1265, 48664), (1288, 47795), (1540, 39974), (1580, 38962), (1610, 38236), (1694, 36340), (1738, 35420), (1771, 34760), (1817, 33880), (2024, 30415), (2212, 27830), (2420, 25438), (2530, 24332), (2765, 22264), (2783, 22120), (3080, 19987), (3160, 19481), (3220, 19118), (3388, 18170), (3476, 17710), (3542, 17380), (3634, 16940), (4235, 14536), (4345, 14168), (4424, 13915), (4840, 12719), (5060, 12166), (5530, 11132), (5566, 11060), (6083, 10120), (6440, 9559), (6776, 9085), (6952, 8855), (7084, 8690), (7268, 8470)]