421708128

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:229

約数の個数: 192

約数和(自身を含む): 1223921664

約数和(自身を除く): 802213536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 31, 32, 46, 48, 61, 62, 69, 92, 93, 96, 101, 122, 124, 138, 183, 184, 186, 202, 244, 248, 276, 303, 366, 368, 372, 404, 488, 496, 552, 606, 713, 732, 736, 744, 808, 976, 992, 1104, 1212, 1403, 1426, 1464, 1488, 1616, 1891, 1952, 2139, 2208, 2323, 2424, 2806, 2852, 2928, 2976, 3131, 3232, 3782, 4209, 4278, 4646, 4848, 5612, 5673, 5704, 5856, 6161, 6262, 6969, 7564, 8418, 8556, 9292, 9393, 9696, 11224, 11346, 11408, 12322, 12524, 13938, 15128, 16836, 17112, 18483, 18584, 18786, 22448, 22692, 22816, 24644, 25048, 27876, 30256, 33672, 34224, 36966, 37168, 37572, 43493, 44896, 45384, 49288, 50096, 55752, 60512, 67344, 68448, 72013, 73932, 74336, 75144, 86986, 90768, 98576, 100192, 111504, 130479, 134688, 141703, 144026, 147864, 150288, 173972, 181536, 190991, 197152, 216039, 223008, 260958, 283406, 288052, 295728, 300576, 347944, 381982, 425109, 432078, 521916, 566812, 572973, 576104, 591456, 695888, 763964, 850218, 864156, 1043832, 1133624, 1145946, 1152208, 1391776, 1527928, 1700436, 1728312, 2087664, 2267248, 2291892, 2304416, 3055856, 3400872, 3456624, 4175328, 4392793, 4534496, 4583784, 6111712, 6801744, 6913248, 8785586, 9167568, 13178379, 13603488, 17571172, 18335136, 26356758, 35142344, 52713516, 70284688, 105427032, 140569376, 210854064, 421708128]

約数ペア:

[(1, 421708128), (2, 210854064), (3, 140569376), (4, 105427032), (6, 70284688), (8, 52713516), (12, 35142344), (16, 26356758), (23, 18335136), (24, 17571172), (31, 13603488), (32, 13178379), (46, 9167568), (48, 8785586), (61, 6913248), (62, 6801744), (69, 6111712), (92, 4583784), (93, 4534496), (96, 4392793), (101, 4175328), (122, 3456624), (124, 3400872), (138, 3055856), (183, 2304416), (184, 2291892), (186, 2267248), (202, 2087664), (244, 1728312), (248, 1700436), (276, 1527928), (303, 1391776), (366, 1152208), (368, 1145946), (372, 1133624), (404, 1043832), (488, 864156), (496, 850218), (552, 763964), (606, 695888), (713, 591456), (732, 576104), (736, 572973), (744, 566812), (808, 521916), (976, 432078), (992, 425109), (1104, 381982), (1212, 347944), (1403, 300576), (1426, 295728), (1464, 288052), (1488, 283406), (1616, 260958), (1891, 223008), (1952, 216039), (2139, 197152), (2208, 190991), (2323, 181536), (2424, 173972), (2806, 150288), (2852, 147864), (2928, 144026), (2976, 141703), (3131, 134688), (3232, 130479), (3782, 111504), (4209, 100192), (4278, 98576), (4646, 90768), (4848, 86986), (5612, 75144), (5673, 74336), (5704, 73932), (5856, 72013), (6161, 68448), (6262, 67344), (6969, 60512), (7564, 55752), (8418, 50096), (8556, 49288), (9292, 45384), (9393, 44896), (9696, 43493), (11224, 37572), (11346, 37168), (11408, 36966), (12322, 34224), (12524, 33672), (13938, 30256), (15128, 27876), (16836, 25048), (17112, 24644), (18483, 22816), (18584, 22692), (18786, 22448)]