1997687448

素因数分解:

$2^3\times 3^6\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:381

約数の個数: 224

約数和(自身を含む): 5991913440

約数和(自身を除く): 3994225992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 53, 54, 69, 72, 81, 92, 106, 108, 138, 159, 162, 184, 207, 212, 216, 243, 276, 281, 318, 324, 414, 424, 477, 486, 552, 562, 621, 636, 648, 729, 828, 843, 954, 972, 1124, 1219, 1242, 1272, 1431, 1458, 1656, 1686, 1863, 1908, 1944, 2248, 2438, 2484, 2529, 2862, 2916, 3372, 3657, 3726, 3816, 4293, 4876, 4968, 5058, 5589, 5724, 5832, 6463, 6744, 7314, 7452, 7587, 8586, 9752, 10116, 10971, 11178, 11448, 12879, 12926, 14628, 14893, 14904, 15174, 16767, 17172, 19389, 20232, 21942, 22356, 22761, 25758, 25852, 29256, 29786, 30348, 32913, 33534, 34344, 38637, 38778, 43884, 44679, 44712, 45522, 51516, 51704, 58167, 59572, 60696, 65826, 67068, 68283, 77274, 77556, 87768, 89358, 91044, 98739, 103032, 116334, 119144, 131652, 134037, 134136, 136566, 154548, 155112, 174501, 178716, 182088, 197478, 204849, 232668, 263304, 268074, 273132, 296217, 309096, 342539, 349002, 357432, 394956, 402111, 409698, 465336, 523503, 536148, 546264, 592434, 685078, 698004, 789912, 804222, 819396, 888651, 1027617, 1047006, 1072296, 1184868, 1206333, 1370156, 1396008, 1570509, 1608444, 1638792, 1777302, 2055234, 2094012, 2369736, 2412666, 2740312, 3082851, 3141018, 3216888, 3554604, 3618999, 4110468, 4188024, 4711527, 4825332, 6165702, 6282036, 7109208, 7237998, 8220936, 9248553, 9423054, 9650664, 10856997, 12331404, 12564072, 14475996, 18497106, 18846108, 21713994, 24662808, 27745659, 28951992, 36994212, 37692216, 43427988, 55491318, 73988424, 83236977, 86855976, 110982636, 166473954, 221965272, 249710931, 332947908, 499421862, 665895816, 998843724, 1997687448]

約数ペア:

[(1, 1997687448), (2, 998843724), (3, 665895816), (4, 499421862), (6, 332947908), (8, 249710931), (9, 221965272), (12, 166473954), (18, 110982636), (23, 86855976), (24, 83236977), (27, 73988424), (36, 55491318), (46, 43427988), (53, 37692216), (54, 36994212), (69, 28951992), (72, 27745659), (81, 24662808), (92, 21713994), (106, 18846108), (108, 18497106), (138, 14475996), (159, 12564072), (162, 12331404), (184, 10856997), (207, 9650664), (212, 9423054), (216, 9248553), (243, 8220936), (276, 7237998), (281, 7109208), (318, 6282036), (324, 6165702), (414, 4825332), (424, 4711527), (477, 4188024), (486, 4110468), (552, 3618999), (562, 3554604), (621, 3216888), (636, 3141018), (648, 3082851), (729, 2740312), (828, 2412666), (843, 2369736), (954, 2094012), (972, 2055234), (1124, 1777302), (1219, 1638792), (1242, 1608444), (1272, 1570509), (1431, 1396008), (1458, 1370156), (1656, 1206333), (1686, 1184868), (1863, 1072296), (1908, 1047006), (1944, 1027617), (2248, 888651), (2438, 819396), (2484, 804222), (2529, 789912), (2862, 698004), (2916, 685078), (3372, 592434), (3657, 546264), (3726, 536148), (3816, 523503), (4293, 465336), (4876, 409698), (4968, 402111), (5058, 394956), (5589, 357432), (5724, 349002), (5832, 342539), (6463, 309096), (6744, 296217), (7314, 273132), (7452, 268074), (7587, 263304), (8586, 232668), (9752, 204849), (10116, 197478), (10971, 182088), (11178, 178716), (11448, 174501), (12879, 155112), (12926, 154548), (14628, 136566), (14893, 134136), (14904, 134037), (15174, 131652), (16767, 119144), (17172, 116334), (19389, 103032), (20232, 98739), (21942, 91044), (22356, 89358), (22761, 87768), (25758, 77556), (25852, 77274), (29256, 68283), (29786, 67068), (30348, 65826), (32913, 60696), (33534, 59572), (34344, 58167), (38637, 51704), (38778, 51516), (43884, 45522), (44679, 44712)]