221668304

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:229

約数の個数: 160

約数和(自身を含む): 551214720

約数和(自身を除く): 329546416

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 41, 44, 52, 68, 82, 88, 104, 136, 139, 143, 164, 176, 187, 208, 221, 272, 278, 286, 328, 374, 442, 451, 533, 556, 572, 656, 697, 748, 884, 902, 1066, 1112, 1144, 1394, 1496, 1529, 1768, 1804, 1807, 2132, 2224, 2288, 2363, 2431, 2788, 2992, 3058, 3536, 3608, 3614, 4264, 4726, 4862, 5576, 5699, 5863, 6116, 7216, 7228, 7667, 8528, 9061, 9452, 9724, 11152, 11398, 11726, 12232, 14456, 15334, 18122, 18904, 19448, 19877, 22796, 23452, 24464, 25993, 28912, 30668, 30719, 36244, 37808, 38896, 39754, 45592, 46904, 51986, 61336, 61438, 62689, 72488, 74087, 79508, 91184, 93808, 96883, 99671, 103972, 122672, 122876, 125378, 144976, 148174, 159016, 193766, 199342, 207944, 245752, 250756, 296348, 318032, 337909, 387532, 398684, 415888, 491504, 501512, 592696, 675818, 775064, 797368, 814957, 1003024, 1065713, 1185392, 1259479, 1351636, 1550128, 1594736, 1629914, 2131426, 2518958, 2703272, 3259828, 4262852, 5037916, 5406544, 6519656, 8525704, 10075832, 13039312, 13854269, 17051408, 20151664, 27708538, 55417076, 110834152, 221668304]

約数ペア:

[(1, 221668304), (2, 110834152), (4, 55417076), (8, 27708538), (11, 20151664), (13, 17051408), (16, 13854269), (17, 13039312), (22, 10075832), (26, 8525704), (34, 6519656), (41, 5406544), (44, 5037916), (52, 4262852), (68, 3259828), (82, 2703272), (88, 2518958), (104, 2131426), (136, 1629914), (139, 1594736), (143, 1550128), (164, 1351636), (176, 1259479), (187, 1185392), (208, 1065713), (221, 1003024), (272, 814957), (278, 797368), (286, 775064), (328, 675818), (374, 592696), (442, 501512), (451, 491504), (533, 415888), (556, 398684), (572, 387532), (656, 337909), (697, 318032), (748, 296348), (884, 250756), (902, 245752), (1066, 207944), (1112, 199342), (1144, 193766), (1394, 159016), (1496, 148174), (1529, 144976), (1768, 125378), (1804, 122876), (1807, 122672), (2132, 103972), (2224, 99671), (2288, 96883), (2363, 93808), (2431, 91184), (2788, 79508), (2992, 74087), (3058, 72488), (3536, 62689), (3608, 61438), (3614, 61336), (4264, 51986), (4726, 46904), (4862, 45592), (5576, 39754), (5699, 38896), (5863, 37808), (6116, 36244), (7216, 30719), (7228, 30668), (7667, 28912), (8528, 25993), (9061, 24464), (9452, 23452), (9724, 22796), (11152, 19877), (11398, 19448), (11726, 18904), (12232, 18122), (14456, 15334)]